290913760

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{24907}}^1$

素因数の和:24995

約数の個数: 48

約数和(自身を含む): 696726576

約数和(自身を除く): 405812816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2336, 2920, 5840, 11680, 24907, 49814, 99628, 124535, 199256, 249070, 398512, 498140, 797024, 996280, 1818211, 1992560, 3636422, 3985120, 7272844, 9091055, 14545688, 18182110, 29091376, 36364220, 58182752, 72728440, 145456880, 290913760]

約数ペア:

[(1, 290913760), (2, 145456880), (4, 72728440), (5, 58182752), (8, 36364220), (10, 29091376), (16, 18182110), (20, 14545688), (32, 9091055), (40, 7272844), (73, 3985120), (80, 3636422), (146, 1992560), (160, 1818211), (292, 996280), (365, 797024), (584, 498140), (730, 398512), (1168, 249070), (1460, 199256), (2336, 124535), (2920, 99628), (5840, 49814), (11680, 24907)]