72972103696

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1999}}^1\times {\mathrm{134207}}^1$

素因数の和:136231

約数の個数: 40

約数和(自身を含む): 149776128000

約数和(自身を除く): 76804024304

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1999, 3998, 7996, 15992, 31984, 33983, 67966, 134207, 135932, 268414, 271864, 536828, 543728, 1073656, 2147312, 2281519, 4563038, 9126076, 18252152, 36504304, 268279793, 536559586, 1073119172, 2146238344, 4292476688, 4560756481, 9121512962, 18243025924, 36486051848, 72972103696]

約数ペア:

[(1, 72972103696), (2, 36486051848), (4, 18243025924), (8, 9121512962), (16, 4560756481), (17, 4292476688), (34, 2146238344), (68, 1073119172), (136, 536559586), (272, 268279793), (1999, 36504304), (3998, 18252152), (7996, 9126076), (15992, 4563038), (31984, 2281519), (33983, 2147312), (67966, 1073656), (134207, 543728), (135932, 536828), (268414, 271864)]