28321600

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:624

約数の個数: 84

約数和(自身を含む): 72062848

約数和(自身を除く): 43741248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 155, 160, 200, 248, 310, 320, 400, 496, 571, 620, 775, 800, 992, 1142, 1240, 1550, 1600, 1984, 2284, 2480, 2855, 3100, 4568, 4960, 5710, 6200, 9136, 9920, 11420, 12400, 14275, 17701, 18272, 22840, 24800, 28550, 35402, 36544, 45680, 49600, 57100, 70804, 88505, 91360, 114200, 141608, 177010, 182720, 228400, 283216, 354020, 442525, 456800, 566432, 708040, 885050, 913600, 1132864, 1416080, 1770100, 2832160, 3540200, 5664320, 7080400, 14160800, 28321600]

約数ペア:

[(1, 28321600), (2, 14160800), (4, 7080400), (5, 5664320), (8, 3540200), (10, 2832160), (16, 1770100), (20, 1416080), (25, 1132864), (31, 913600), (32, 885050), (40, 708040), (50, 566432), (62, 456800), (64, 442525), (80, 354020), (100, 283216), (124, 228400), (155, 182720), (160, 177010), (200, 141608), (248, 114200), (310, 91360), (320, 88505), (400, 70804), (496, 57100), (571, 49600), (620, 45680), (775, 36544), (800, 35402), (992, 28550), (1142, 24800), (1240, 22840), (1550, 18272), (1600, 17701), (1984, 14275), (2284, 12400), (2480, 11420), (2855, 9920), (3100, 9136), (4568, 6200), (4960, 5710)]