85209280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20483}}^1$

素因数の和:20513

約数の個数: 56

約数和(自身を含む): 218523312

約数和(自身を除く): 133314032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 20483, 40966, 81932, 102415, 163864, 204830, 266279, 327728, 409660, 532558, 655456, 819320, 1065116, 1310912, 1331395, 1638640, 2130232, 2662790, 3277280, 4260464, 5325580, 6554560, 8520928, 10651160, 17041856, 21302320, 42604640, 85209280]

約数ペア:

[(1, 85209280), (2, 42604640), (4, 21302320), (5, 17041856), (8, 10651160), (10, 8520928), (13, 6554560), (16, 5325580), (20, 4260464), (26, 3277280), (32, 2662790), (40, 2130232), (52, 1638640), (64, 1331395), (65, 1310912), (80, 1065116), (104, 819320), (130, 655456), (160, 532558), (208, 409660), (260, 327728), (320, 266279), (416, 204830), (520, 163864), (832, 102415), (1040, 81932), (2080, 40966), (4160, 20483)]