90286520

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 210038400

約数和(自身を除く): 119751880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 67, 118, 134, 236, 268, 295, 335, 472, 536, 571, 590, 670, 1142, 1180, 1340, 2284, 2360, 2680, 2855, 3953, 4568, 5710, 7906, 11420, 15812, 19765, 22840, 31624, 33689, 38257, 39530, 67378, 76514, 79060, 134756, 153028, 158120, 168445, 191285, 269512, 306056, 336890, 382570, 673780, 765140, 1347560, 1530280, 2257163, 4514326, 9028652, 11285815, 18057304, 22571630, 45143260, 90286520]

約数ペア:

[(1, 90286520), (2, 45143260), (4, 22571630), (5, 18057304), (8, 11285815), (10, 9028652), (20, 4514326), (40, 2257163), (59, 1530280), (67, 1347560), (118, 765140), (134, 673780), (236, 382570), (268, 336890), (295, 306056), (335, 269512), (472, 191285), (536, 168445), (571, 158120), (590, 153028), (670, 134756), (1142, 79060), (1180, 76514), (1340, 67378), (2284, 39530), (2360, 38257), (2680, 33689), (2855, 31624), (3953, 22840), (4568, 19765), (5710, 15812), (7906, 11420)]