78521212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 181440000

約数和(自身を除く): 102918788

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 59, 77, 116, 118, 149, 154, 203, 236, 298, 308, 319, 406, 413, 596, 638, 649, 812, 826, 1043, 1276, 1298, 1639, 1652, 1711, 2086, 2233, 2596, 3278, 3422, 4172, 4321, 4466, 4543, 6556, 6844, 8642, 8791, 8932, 9086, 11473, 11977, 17284, 17582, 18172, 18821, 22946, 23954, 30247, 35164, 37642, 45892, 47531, 47908, 60494, 61537, 75284, 95062, 96701, 120988, 123074, 131747, 190124, 193402, 246148, 254939, 263494, 332717, 386804, 509878, 526988, 665434, 676907, 1019756, 1330868, 1353814, 1784573, 2707628, 2804329, 3569146, 5608658, 7138292, 11217316, 19630303, 39260606, 78521212]

約数ペア:

[(1, 78521212), (2, 39260606), (4, 19630303), (7, 11217316), (11, 7138292), (14, 5608658), (22, 3569146), (28, 2804329), (29, 2707628), (44, 1784573), (58, 1353814), (59, 1330868), (77, 1019756), (116, 676907), (118, 665434), (149, 526988), (154, 509878), (203, 386804), (236, 332717), (298, 263494), (308, 254939), (319, 246148), (406, 193402), (413, 190124), (596, 131747), (638, 123074), (649, 120988), (812, 96701), (826, 95062), (1043, 75284), (1276, 61537), (1298, 60494), (1639, 47908), (1652, 47531), (1711, 45892), (2086, 37642), (2233, 35164), (2596, 30247), (3278, 23954), (3422, 22946), (4172, 18821), (4321, 18172), (4466, 17582), (4543, 17284), (6556, 11977), (6844, 11473), (8642, 9086), (8791, 8932)]