25675840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 112

約数和(自身を含む): 66568320

約数和(自身を除く): 40892480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 64, 76, 80, 82, 95, 103, 152, 160, 164, 190, 205, 206, 304, 320, 328, 380, 410, 412, 515, 608, 656, 760, 779, 820, 824, 1030, 1216, 1312, 1520, 1558, 1640, 1648, 1957, 2060, 2624, 3040, 3116, 3280, 3296, 3895, 3914, 4120, 4223, 6080, 6232, 6560, 6592, 7790, 7828, 8240, 8446, 9785, 12464, 13120, 15580, 15656, 16480, 16892, 19570, 21115, 24928, 31160, 31312, 32960, 33784, 39140, 42230, 49856, 62320, 62624, 67568, 78280, 80237, 84460, 124640, 125248, 135136, 156560, 160474, 168920, 249280, 270272, 313120, 320948, 337840, 401185, 626240, 641896, 675680, 802370, 1283792, 1351360, 1604740, 2567584, 3209480, 5135168, 6418960, 12837920, 25675840]

約数ペア:

[(1, 25675840), (2, 12837920), (4, 6418960), (5, 5135168), (8, 3209480), (10, 2567584), (16, 1604740), (19, 1351360), (20, 1283792), (32, 802370), (38, 675680), (40, 641896), (41, 626240), (64, 401185), (76, 337840), (80, 320948), (82, 313120), (95, 270272), (103, 249280), (152, 168920), (160, 160474), (164, 156560), (190, 135136), (205, 125248), (206, 124640), (304, 84460), (320, 80237), (328, 78280), (380, 67568), (410, 62624), (412, 62320), (515, 49856), (608, 42230), (656, 39140), (760, 33784), (779, 32960), (820, 31312), (824, 31160), (1030, 24928), (1216, 21115), (1312, 19570), (1520, 16892), (1558, 16480), (1640, 15656), (1648, 15580), (1957, 13120), (2060, 12464), (2624, 9785), (3040, 8446), (3116, 8240), (3280, 7828), (3296, 7790), (3895, 6592), (3914, 6560), (4120, 6232), (4223, 6080)]