147777620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{8219}}^1$

素因数の和:8288

約数の個数: 48

約数和(自身を含む): 331430400

約数和(自身を除く): 183652780

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 8219, 8990, 16438, 17980, 32876, 41095, 82190, 164380, 238351, 254789, 476702, 509578, 953404, 1019156, 1191755, 1273945, 2383510, 2547890, 4767020, 5095780, 7388881, 14777762, 29555524, 36944405, 73888810, 147777620]

約数ペア:

[(1, 147777620), (2, 73888810), (4, 36944405), (5, 29555524), (10, 14777762), (20, 7388881), (29, 5095780), (31, 4767020), (58, 2547890), (62, 2383510), (116, 1273945), (124, 1191755), (145, 1019156), (155, 953404), (290, 509578), (310, 476702), (580, 254789), (620, 238351), (899, 164380), (1798, 82190), (3596, 41095), (4495, 32876), (8219, 17980), (8990, 16438)]