85389880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{52067}}^1$

素因数の和:52119

約数の個数: 32

約数和(自身を含む): 196817040

約数和(自身を除く): 111427160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 52067, 104134, 208268, 260335, 416536, 520670, 1041340, 2082680, 2134747, 4269494, 8538988, 10673735, 17077976, 21347470, 42694940, 85389880]

約数ペア:

[(1, 85389880), (2, 42694940), (4, 21347470), (5, 17077976), (8, 10673735), (10, 8538988), (20, 4269494), (40, 2134747), (41, 2082680), (82, 1041340), (164, 520670), (205, 416536), (328, 260335), (410, 208268), (820, 104134), (1640, 52067)]