83647780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 193342464

約数和(自身を除く): 109694684

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 53, 73, 92, 94, 106, 115, 146, 188, 212, 230, 235, 265, 292, 365, 460, 470, 530, 730, 940, 1060, 1081, 1219, 1460, 1679, 2162, 2438, 2491, 3358, 3431, 3869, 4324, 4876, 4982, 5405, 6095, 6716, 6862, 7738, 8395, 9964, 10810, 12190, 12455, 13724, 15476, 16790, 17155, 19345, 21620, 24380, 24910, 33580, 34310, 38690, 49820, 57293, 68620, 77380, 78913, 88987, 114586, 157826, 177974, 181843, 229172, 286465, 315652, 355948, 363686, 394565, 444935, 572930, 727372, 789130, 889870, 909215, 1145860, 1578260, 1779740, 1818430, 3636860, 4182389, 8364778, 16729556, 20911945, 41823890, 83647780]

約数ペア:

[(1, 83647780), (2, 41823890), (4, 20911945), (5, 16729556), (10, 8364778), (20, 4182389), (23, 3636860), (46, 1818430), (47, 1779740), (53, 1578260), (73, 1145860), (92, 909215), (94, 889870), (106, 789130), (115, 727372), (146, 572930), (188, 444935), (212, 394565), (230, 363686), (235, 355948), (265, 315652), (292, 286465), (365, 229172), (460, 181843), (470, 177974), (530, 157826), (730, 114586), (940, 88987), (1060, 78913), (1081, 77380), (1219, 68620), (1460, 57293), (1679, 49820), (2162, 38690), (2438, 34310), (2491, 33580), (3358, 24910), (3431, 24380), (3869, 21620), (4324, 19345), (4876, 17155), (4982, 16790), (5405, 15476), (6095, 13724), (6716, 12455), (6862, 12190), (7738, 10810), (8395, 9964)]