266521648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{23899}}^1$

素因数の和:23965

約数の個数: 40

約数和(自身を含む): 560120400

約数和(自身を除く): 293598752

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 272, 328, 656, 697, 1394, 2788, 5576, 11152, 23899, 47798, 95596, 191192, 382384, 406283, 812566, 979859, 1625132, 1959718, 3250264, 3919436, 6500528, 7838872, 15677744, 16657603, 33315206, 66630412, 133260824, 266521648]

約数ペア:

[(1, 266521648), (2, 133260824), (4, 66630412), (8, 33315206), (16, 16657603), (17, 15677744), (34, 7838872), (41, 6500528), (68, 3919436), (82, 3250264), (136, 1959718), (164, 1625132), (272, 979859), (328, 812566), (656, 406283), (697, 382384), (1394, 191192), (2788, 95596), (5576, 47798), (11152, 23899)]