39747880016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{8599}}^1$

素因数の和:9004

約数の個数: 80

約数和(自身を含む): 84382099200

約数和(自身を除く): 44634219184

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 313, 568, 626, 923, 1136, 1252, 1846, 2504, 3692, 4069, 5008, 7384, 8138, 8599, 14768, 16276, 17198, 22223, 32552, 34396, 44446, 65104, 68792, 88892, 111787, 137584, 177784, 223574, 288899, 355568, 447148, 577798, 610529, 894296, 1155596, 1221058, 1788592, 2311192, 2442116, 2691487, 4622384, 4884232, 5382974, 7936877, 9768464, 10765948, 15873754, 21531896, 31747508, 34989331, 43063792, 63495016, 69978662, 126990032, 139957324, 191095577, 279914648, 382191154, 559829296, 764382308, 1528764616, 2484242501, 3057529232, 4968485002, 9936970004, 19873940008, 39747880016]

約数ペア:

[(1, 39747880016), (2, 19873940008), (4, 9936970004), (8, 4968485002), (13, 3057529232), (16, 2484242501), (26, 1528764616), (52, 764382308), (71, 559829296), (104, 382191154), (142, 279914648), (208, 191095577), (284, 139957324), (313, 126990032), (568, 69978662), (626, 63495016), (923, 43063792), (1136, 34989331), (1252, 31747508), (1846, 21531896), (2504, 15873754), (3692, 10765948), (4069, 9768464), (5008, 7936877), (7384, 5382974), (8138, 4884232), (8599, 4622384), (14768, 2691487), (16276, 2442116), (17198, 2311192), (22223, 1788592), (32552, 1221058), (34396, 1155596), (44446, 894296), (65104, 610529), (68792, 577798), (88892, 447148), (111787, 355568), (137584, 288899), (177784, 223574)]