25931369984

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{16301}}^1$

素因数の和:16571

約数の個数: 80

約数和(自身を含む): 56034538560

約数和(自身を除く): 30103168576

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 239, 256, 416, 478, 512, 832, 956, 1664, 1912, 3107, 3328, 3824, 6214, 6656, 7648, 12428, 15296, 16301, 24856, 30592, 32602, 49712, 61184, 65204, 99424, 122368, 130408, 198848, 211913, 260816, 397696, 423826, 521632, 795392, 847652, 1043264, 1590784, 1695304, 2086528, 3390608, 3895939, 4173056, 6781216, 7791878, 8346112, 13562432, 15583756, 27124864, 31167512, 50647207, 54249728, 62335024, 101294414, 108499456, 124670048, 202588828, 249340096, 405177656, 498680192, 810355312, 997360384, 1620710624, 1994720768, 3241421248, 6482842496, 12965684992, 25931369984]

約数ペア:

[(1, 25931369984), (2, 12965684992), (4, 6482842496), (8, 3241421248), (13, 1994720768), (16, 1620710624), (26, 997360384), (32, 810355312), (52, 498680192), (64, 405177656), (104, 249340096), (128, 202588828), (208, 124670048), (239, 108499456), (256, 101294414), (416, 62335024), (478, 54249728), (512, 50647207), (832, 31167512), (956, 27124864), (1664, 15583756), (1912, 13562432), (3107, 8346112), (3328, 7791878), (3824, 6781216), (6214, 4173056), (6656, 3895939), (7648, 3390608), (12428, 2086528), (15296, 1695304), (16301, 1590784), (24856, 1043264), (30592, 847652), (32602, 795392), (49712, 521632), (61184, 423826), (65204, 397696), (99424, 260816), (122368, 211913), (130408, 198848)]