25029680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 64308384

約数和(自身を除く): 39278704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 587, 656, 820, 1040, 1066, 1174, 1640, 2132, 2348, 2665, 2935, 3280, 4264, 4696, 5330, 5870, 7631, 8528, 9392, 10660, 11740, 15262, 21320, 23480, 24067, 30524, 38155, 42640, 46960, 48134, 61048, 76310, 96268, 120335, 122096, 152620, 192536, 240670, 305240, 312871, 385072, 481340, 610480, 625742, 962680, 1251484, 1564355, 1925360, 2502968, 3128710, 5005936, 6257420, 12514840, 25029680]

約数ペア:

[(1, 25029680), (2, 12514840), (4, 6257420), (5, 5005936), (8, 3128710), (10, 2502968), (13, 1925360), (16, 1564355), (20, 1251484), (26, 962680), (40, 625742), (41, 610480), (52, 481340), (65, 385072), (80, 312871), (82, 305240), (104, 240670), (130, 192536), (164, 152620), (205, 122096), (208, 120335), (260, 96268), (328, 76310), (410, 61048), (520, 48134), (533, 46960), (587, 42640), (656, 38155), (820, 30524), (1040, 24067), (1066, 23480), (1174, 21320), (1640, 15262), (2132, 11740), (2348, 10660), (2665, 9392), (2935, 8528), (3280, 7631), (4264, 5870), (4696, 5330)]