104328640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:870

約数の個数: 112

約数和(自身を含む): 276514560

約数和(自身を除く): 172185920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 809, 832, 992, 1040, 1240, 1612, 1618, 1984, 2015, 2080, 2480, 3224, 3236, 4030, 4045, 4160, 4960, 6448, 6472, 8060, 8090, 9920, 10517, 12896, 12944, 16120, 16180, 21034, 25079, 25792, 25888, 32240, 32360, 42068, 50158, 51776, 52585, 64480, 64720, 84136, 100316, 105170, 125395, 128960, 129440, 168272, 200632, 210340, 250790, 258880, 326027, 336544, 401264, 420680, 501580, 652054, 673088, 802528, 841360, 1003160, 1304108, 1605056, 1630135, 1682720, 2006320, 2608216, 3260270, 3365440, 4012640, 5216432, 6520540, 8025280, 10432864, 13041080, 20865728, 26082160, 52164320, 104328640]

約数ペア:

[(1, 104328640), (2, 52164320), (4, 26082160), (5, 20865728), (8, 13041080), (10, 10432864), (13, 8025280), (16, 6520540), (20, 5216432), (26, 4012640), (31, 3365440), (32, 3260270), (40, 2608216), (52, 2006320), (62, 1682720), (64, 1630135), (65, 1605056), (80, 1304108), (104, 1003160), (124, 841360), (130, 802528), (155, 673088), (160, 652054), (208, 501580), (248, 420680), (260, 401264), (310, 336544), (320, 326027), (403, 258880), (416, 250790), (496, 210340), (520, 200632), (620, 168272), (806, 129440), (809, 128960), (832, 125395), (992, 105170), (1040, 100316), (1240, 84136), (1612, 64720), (1618, 64480), (1984, 52585), (2015, 51776), (2080, 50158), (2480, 42068), (3224, 32360), (3236, 32240), (4030, 25888), (4045, 25792), (4160, 25079), (4960, 21034), (6448, 16180), (6472, 16120), (8060, 12944), (8090, 12896), (9920, 10517)]