278731630

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1\times {\mathrm{631}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 507460608

約数和(自身を除く): 228728978

約数列:

[1, 2, 5, 10, 163, 271, 326, 542, 631, 815, 1262, 1355, 1630, 2710, 3155, 6310, 44173, 88346, 102853, 171001, 205706, 220865, 342002, 441730, 514265, 855005, 1028530, 1710010, 27873163, 55746326, 139365815, 278731630]

約数ペア:

[(1, 278731630), (2, 139365815), (5, 55746326), (10, 27873163), (163, 1710010), (271, 1028530), (326, 855005), (542, 514265), (631, 441730), (815, 342002), (1262, 220865), (1355, 205706), (1630, 171001), (2710, 102853), (3155, 88346), (6310, 44173)]