20149598300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{2683}}^1$

素因数の和:2872

約数の個数: 144

約数和(自身を含む): 48434712480

約数和(自身を除く): 28285114180

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 109, 130, 212, 218, 260, 265, 325, 436, 530, 545, 650, 689, 1060, 1090, 1300, 1325, 1378, 1417, 2180, 2650, 2683, 2725, 2756, 2834, 3445, 5300, 5366, 5450, 5668, 5777, 6890, 7085, 10732, 10900, 11554, 13415, 13780, 14170, 17225, 23108, 26830, 28340, 28885, 34450, 34879, 35425, 53660, 57770, 67075, 68900, 69758, 70850, 75101, 115540, 134150, 139516, 141700, 142199, 144425, 150202, 174395, 268300, 284398, 288850, 292447, 300404, 348790, 375505, 568796, 577700, 584894, 697580, 710995, 751010, 871975, 1169788, 1421990, 1462235, 1502020, 1743950, 1848587, 1877525, 2843980, 2924470, 3487900, 3554975, 3697174, 3755050, 3801811, 5848940, 7109950, 7311175, 7394348, 7510100, 7603622, 9242935, 14219900, 14622350, 15207244, 15499691, 18485870, 19009055, 29244700, 30999382, 36971740, 38018110, 46214675, 61998764, 76036220, 77498455, 92429350, 95045275, 154996910, 184858700, 190090550, 201495983, 309993820, 380181100, 387492275, 402991966, 774984550, 805983932, 1007479915, 1549969100, 2014959830, 4029919660, 5037399575, 10074799150, 20149598300]

約数ペア:

[(1, 20149598300), (2, 10074799150), (4, 5037399575), (5, 4029919660), (10, 2014959830), (13, 1549969100), (20, 1007479915), (25, 805983932), (26, 774984550), (50, 402991966), (52, 387492275), (53, 380181100), (65, 309993820), (100, 201495983), (106, 190090550), (109, 184858700), (130, 154996910), (212, 95045275), (218, 92429350), (260, 77498455), (265, 76036220), (325, 61998764), (436, 46214675), (530, 38018110), (545, 36971740), (650, 30999382), (689, 29244700), (1060, 19009055), (1090, 18485870), (1300, 15499691), (1325, 15207244), (1378, 14622350), (1417, 14219900), (2180, 9242935), (2650, 7603622), (2683, 7510100), (2725, 7394348), (2756, 7311175), (2834, 7109950), (3445, 5848940), (5300, 3801811), (5366, 3755050), (5450, 3697174), (5668, 3554975), (5777, 3487900), (6890, 2924470), (7085, 2843980), (10732, 1877525), (10900, 1848587), (11554, 1743950), (13415, 1502020), (13780, 1462235), (14170, 1421990), (17225, 1169788), (23108, 871975), (26830, 751010), (28340, 710995), (28885, 697580), (34450, 584894), (34879, 577700), (35425, 568796), (53660, 375505), (57770, 348790), (67075, 300404), (68900, 292447), (69758, 288850), (70850, 284398), (75101, 268300), (115540, 174395), (134150, 150202), (139516, 144425), (141700, 142199)]