255280481300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{23719}}^1$

素因数の和:24250

約数の個数: 144

約数和(自身を含む): 632986986240

約数和(自身を除く): 377706504940

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 487, 650, 850, 884, 974, 1105, 1300, 1700, 1948, 2210, 2435, 4420, 4870, 5525, 6331, 8279, 9740, 11050, 12175, 12662, 16558, 22100, 23719, 24350, 25324, 31655, 33116, 41395, 47438, 48700, 63310, 82790, 94876, 107627, 118595, 126620, 158275, 165580, 206975, 215254, 237190, 308347, 316550, 403223, 413950, 430508, 474380, 538135, 592975, 616694, 633100, 806446, 827900, 1076270, 1185950, 1233388, 1541735, 1612892, 2016115, 2152540, 2371900, 2690675, 3083470, 4032230, 5241899, 5381350, 6166940, 7708675, 8064460, 10080575, 10483798, 10762700, 11551153, 15417350, 20161150, 20967596, 23102306, 26209495, 30834700, 40322300, 46204612, 52418990, 57755765, 104837980, 115511530, 131047475, 150164989, 196369601, 231023060, 262094950, 288778825, 300329978, 392739202, 524189900, 577557650, 600659956, 750824945, 785478404, 981848005, 1155115300, 1501649890, 1963696010, 2552804813, 3003299780, 3754124725, 3927392020, 4909240025, 5105609626, 7508249450, 9818480050, 10211219252, 12764024065, 15016498900, 19636960100, 25528048130, 51056096260, 63820120325, 127640240650, 255280481300]

約数ペア:

[(1, 255280481300), (2, 127640240650), (4, 63820120325), (5, 51056096260), (10, 25528048130), (13, 19636960100), (17, 15016498900), (20, 12764024065), (25, 10211219252), (26, 9818480050), (34, 7508249450), (50, 5105609626), (52, 4909240025), (65, 3927392020), (68, 3754124725), (85, 3003299780), (100, 2552804813), (130, 1963696010), (170, 1501649890), (221, 1155115300), (260, 981848005), (325, 785478404), (340, 750824945), (425, 600659956), (442, 577557650), (487, 524189900), (650, 392739202), (850, 300329978), (884, 288778825), (974, 262094950), (1105, 231023060), (1300, 196369601), (1700, 150164989), (1948, 131047475), (2210, 115511530), (2435, 104837980), (4420, 57755765), (4870, 52418990), (5525, 46204612), (6331, 40322300), (8279, 30834700), (9740, 26209495), (11050, 23102306), (12175, 20967596), (12662, 20161150), (16558, 15417350), (22100, 11551153), (23719, 10762700), (24350, 10483798), (25324, 10080575), (31655, 8064460), (33116, 7708675), (41395, 6166940), (47438, 5381350), (48700, 5241899), (63310, 4032230), (82790, 3083470), (94876, 2690675), (107627, 2371900), (118595, 2152540), (126620, 2016115), (158275, 1612892), (165580, 1541735), (206975, 1233388), (215254, 1185950), (237190, 1076270), (308347, 827900), (316550, 806446), (403223, 633100), (413950, 616694), (430508, 592975), (474380, 538135)]