64753020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{39971}}^1$

素因数の和:39992

約数の個数: 60

約数和(自身を含む): 203137704

約数和(自身を除く): 138384684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 39971, 79942, 119913, 159884, 199855, 239826, 359739, 399710, 479652, 599565, 719478, 799420, 1079217, 1199130, 1438956, 1798695, 2158434, 2398260, 3237651, 3597390, 4316868, 5396085, 6475302, 7194780, 10792170, 12950604, 16188255, 21584340, 32376510, 64753020]

約数ペア:

[(1, 64753020), (2, 32376510), (3, 21584340), (4, 16188255), (5, 12950604), (6, 10792170), (9, 7194780), (10, 6475302), (12, 5396085), (15, 4316868), (18, 3597390), (20, 3237651), (27, 2398260), (30, 2158434), (36, 1798695), (45, 1438956), (54, 1199130), (60, 1079217), (81, 799420), (90, 719478), (108, 599565), (135, 479652), (162, 399710), (180, 359739), (270, 239826), (324, 199855), (405, 159884), (540, 119913), (810, 79942), (1620, 39971)]