201132880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 160

約数和(自身を含む): 531528480

約数和(自身を除く): 330395600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 53, 65, 80, 82, 89, 104, 106, 130, 164, 178, 205, 208, 212, 260, 265, 328, 356, 410, 424, 445, 520, 530, 533, 656, 689, 712, 820, 848, 890, 1040, 1060, 1066, 1157, 1378, 1424, 1640, 1780, 2120, 2132, 2173, 2314, 2665, 2756, 3280, 3445, 3560, 3649, 4240, 4264, 4346, 4628, 4717, 5330, 5512, 5785, 6890, 7120, 7298, 8528, 8692, 9256, 9434, 10660, 10865, 11024, 11570, 13780, 14596, 17384, 18245, 18512, 18868, 21320, 21730, 23140, 23585, 27560, 28249, 29192, 34768, 36490, 37736, 42640, 43460, 46280, 47170, 47437, 55120, 56498, 58384, 61321, 72980, 75472, 86920, 92560, 94340, 94874, 112996, 122642, 141245, 145960, 173840, 188680, 189748, 193397, 225992, 237185, 245284, 282490, 291920, 306605, 377360, 379496, 386794, 451984, 474370, 490568, 564980, 613210, 758992, 773588, 948740, 966985, 981136, 1129960, 1226420, 1547176, 1897480, 1933970, 2259920, 2452840, 2514161, 3094352, 3794960, 3867940, 4905680, 5028322, 7735880, 10056644, 12570805, 15471760, 20113288, 25141610, 40226576, 50283220, 100566440, 201132880]

約数ペア:

[(1, 201132880), (2, 100566440), (4, 50283220), (5, 40226576), (8, 25141610), (10, 20113288), (13, 15471760), (16, 12570805), (20, 10056644), (26, 7735880), (40, 5028322), (41, 4905680), (52, 3867940), (53, 3794960), (65, 3094352), (80, 2514161), (82, 2452840), (89, 2259920), (104, 1933970), (106, 1897480), (130, 1547176), (164, 1226420), (178, 1129960), (205, 981136), (208, 966985), (212, 948740), (260, 773588), (265, 758992), (328, 613210), (356, 564980), (410, 490568), (424, 474370), (445, 451984), (520, 386794), (530, 379496), (533, 377360), (656, 306605), (689, 291920), (712, 282490), (820, 245284), (848, 237185), (890, 225992), (1040, 193397), (1060, 189748), (1066, 188680), (1157, 173840), (1378, 145960), (1424, 141245), (1640, 122642), (1780, 112996), (2120, 94874), (2132, 94340), (2173, 92560), (2314, 86920), (2665, 75472), (2756, 72980), (3280, 61321), (3445, 58384), (3560, 56498), (3649, 55120), (4240, 47437), (4264, 47170), (4346, 46280), (4628, 43460), (4717, 42640), (5330, 37736), (5512, 36490), (5785, 34768), (6890, 29192), (7120, 28249), (7298, 27560), (8528, 23585), (8692, 23140), (9256, 21730), (9434, 21320), (10660, 18868), (10865, 18512), (11024, 18245), (11570, 17384), (13780, 14596)]