129121460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 312947712

約数和(自身を除く): 183826252

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 131, 170, 221, 223, 260, 262, 340, 442, 446, 524, 655, 884, 892, 1105, 1115, 1310, 1703, 2210, 2227, 2230, 2620, 2899, 3406, 3791, 4420, 4454, 4460, 5798, 6812, 7582, 8515, 8908, 11135, 11596, 14495, 15164, 17030, 18955, 22270, 28951, 28990, 29213, 34060, 37910, 44540, 49283, 57902, 57980, 58426, 75820, 98566, 115804, 116852, 144755, 146065, 197132, 246415, 289510, 292130, 379769, 492830, 496621, 579020, 584260, 759538, 985660, 993242, 1519076, 1898845, 1986484, 2483105, 3797690, 4966210, 6456073, 7595380, 9932420, 12912146, 25824292, 32280365, 64560730, 129121460]

約数ペア:

[(1, 129121460), (2, 64560730), (4, 32280365), (5, 25824292), (10, 12912146), (13, 9932420), (17, 7595380), (20, 6456073), (26, 4966210), (34, 3797690), (52, 2483105), (65, 1986484), (68, 1898845), (85, 1519076), (130, 993242), (131, 985660), (170, 759538), (221, 584260), (223, 579020), (260, 496621), (262, 492830), (340, 379769), (442, 292130), (446, 289510), (524, 246415), (655, 197132), (884, 146065), (892, 144755), (1105, 116852), (1115, 115804), (1310, 98566), (1703, 75820), (2210, 58426), (2227, 57980), (2230, 57902), (2620, 49283), (2899, 44540), (3406, 37910), (3791, 34060), (4420, 29213), (4454, 28990), (4460, 28951), (5798, 22270), (6812, 18955), (7582, 17030), (8515, 15164), (8908, 14495), (11135, 11596)]