788256880

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{941}}^1$

素因数の和:1274

約数の個数: 80

約数和(自身を含む): 1890887904

約数和(自身を除く): 1102631024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 283, 296, 370, 566, 592, 740, 941, 1132, 1415, 1480, 1882, 2264, 2830, 2960, 3764, 4528, 4705, 5660, 7528, 9410, 10471, 11320, 15056, 18820, 20942, 22640, 34817, 37640, 41884, 52355, 69634, 75280, 83768, 104710, 139268, 167536, 174085, 209420, 266303, 278536, 348170, 418840, 532606, 557072, 696340, 837680, 1065212, 1331515, 1392680, 2130424, 2663030, 2785360, 4260848, 5326060, 9853211, 10652120, 19706422, 21304240, 39412844, 49266055, 78825688, 98532110, 157651376, 197064220, 394128440, 788256880]

約数ペア:

[(1, 788256880), (2, 394128440), (4, 197064220), (5, 157651376), (8, 98532110), (10, 78825688), (16, 49266055), (20, 39412844), (37, 21304240), (40, 19706422), (74, 10652120), (80, 9853211), (148, 5326060), (185, 4260848), (283, 2785360), (296, 2663030), (370, 2130424), (566, 1392680), (592, 1331515), (740, 1065212), (941, 837680), (1132, 696340), (1415, 557072), (1480, 532606), (1882, 418840), (2264, 348170), (2830, 278536), (2960, 266303), (3764, 209420), (4528, 174085), (4705, 167536), (5660, 139268), (7528, 104710), (9410, 83768), (10471, 75280), (11320, 69634), (15056, 52355), (18820, 41884), (20942, 37640), (22640, 34817)]