1628334920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{8941}}^1$

素因数の和:9138

約数の個数: 64

約数和(自身を含む): 3814657200

約数和(自身を除く): 2186322280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 157, 232, 290, 314, 580, 628, 785, 1160, 1256, 1570, 3140, 4553, 6280, 8941, 9106, 17882, 18212, 22765, 35764, 36424, 44705, 45530, 71528, 89410, 91060, 178820, 182120, 259289, 357640, 518578, 1037156, 1296445, 1403737, 2074312, 2592890, 2807474, 5185780, 5614948, 7018685, 10371560, 11229896, 14037370, 28074740, 40708373, 56149480, 81416746, 162833492, 203541865, 325666984, 407083730, 814167460, 1628334920]

約数ペア:

[(1, 1628334920), (2, 814167460), (4, 407083730), (5, 325666984), (8, 203541865), (10, 162833492), (20, 81416746), (29, 56149480), (40, 40708373), (58, 28074740), (116, 14037370), (145, 11229896), (157, 10371560), (232, 7018685), (290, 5614948), (314, 5185780), (580, 2807474), (628, 2592890), (785, 2074312), (1160, 1403737), (1256, 1296445), (1570, 1037156), (3140, 518578), (4553, 357640), (6280, 259289), (8941, 182120), (9106, 178820), (17882, 91060), (18212, 89410), (22765, 71528), (35764, 45530), (36424, 44705)]