28025250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 128

約数和(自身を含む): 79073280

約数和(自身を除く): 51048030

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 43, 50, 55, 66, 75, 79, 86, 110, 125, 129, 150, 158, 165, 215, 237, 250, 258, 275, 330, 375, 395, 430, 473, 474, 550, 645, 750, 790, 825, 869, 946, 1075, 1185, 1290, 1375, 1419, 1650, 1738, 1975, 2150, 2365, 2370, 2607, 2750, 2838, 3225, 3397, 3950, 4125, 4345, 4730, 5214, 5375, 5925, 6450, 6794, 7095, 8250, 8690, 9875, 10191, 10750, 11825, 11850, 13035, 14190, 16125, 16985, 19750, 20382, 21725, 23650, 26070, 29625, 32250, 33970, 35475, 37367, 43450, 50955, 59125, 59250, 65175, 70950, 74734, 84925, 101910, 108625, 112101, 118250, 130350, 169850, 177375, 186835, 217250, 224202, 254775, 325875, 354750, 373670, 424625, 509550, 560505, 651750, 849250, 934175, 1121010, 1273875, 1868350, 2547750, 2802525, 4670875, 5605050, 9341750, 14012625, 28025250]

約数ペア:

[(1, 28025250), (2, 14012625), (3, 9341750), (5, 5605050), (6, 4670875), (10, 2802525), (11, 2547750), (15, 1868350), (22, 1273875), (25, 1121010), (30, 934175), (33, 849250), (43, 651750), (50, 560505), (55, 509550), (66, 424625), (75, 373670), (79, 354750), (86, 325875), (110, 254775), (125, 224202), (129, 217250), (150, 186835), (158, 177375), (165, 169850), (215, 130350), (237, 118250), (250, 112101), (258, 108625), (275, 101910), (330, 84925), (375, 74734), (395, 70950), (430, 65175), (473, 59250), (474, 59125), (550, 50955), (645, 43450), (750, 37367), (790, 35475), (825, 33970), (869, 32250), (946, 29625), (1075, 26070), (1185, 23650), (1290, 21725), (1375, 20382), (1419, 19750), (1650, 16985), (1738, 16125), (1975, 14190), (2150, 13035), (2365, 11850), (2370, 11825), (2607, 10750), (2750, 10191), (2838, 9875), (3225, 8690), (3397, 8250), (3950, 7095), (4125, 6794), (4345, 6450), (4730, 5925), (5214, 5375)]