208875368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{25423}}^1$

素因数の和:25521

約数の個数: 32

約数和(自身を含む): 427123200

約数和(自身を除く): 218247832

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 2054, 4108, 8216, 25423, 50846, 101692, 203384, 330499, 660998, 1321996, 2008417, 2643992, 4016834, 8033668, 16067336, 26109421, 52218842, 104437684, 208875368]

約数ペア:

[(1, 208875368), (2, 104437684), (4, 52218842), (8, 26109421), (13, 16067336), (26, 8033668), (52, 4016834), (79, 2643992), (104, 2008417), (158, 1321996), (316, 660998), (632, 330499), (1027, 203384), (2054, 101692), (4108, 50846), (8216, 25423)]