1715678920

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1\times {\mathrm{1283}}^1$

素因数の和:1726

約数の個数: 64

約数和(自身を含む): 3913323840

約数和(自身を除く): 2197644920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 331, 404, 505, 662, 808, 1010, 1283, 1324, 1655, 2020, 2566, 2648, 3310, 4040, 5132, 6415, 6620, 10264, 12830, 13240, 25660, 33431, 51320, 66862, 129583, 133724, 167155, 259166, 267448, 334310, 424673, 518332, 647915, 668620, 849346, 1036664, 1295830, 1337240, 1698692, 2123365, 2591660, 3397384, 4246730, 5183320, 8493460, 16986920, 42891973, 85783946, 171567892, 214459865, 343135784, 428919730, 857839460, 1715678920]

約数ペア:

[(1, 1715678920), (2, 857839460), (4, 428919730), (5, 343135784), (8, 214459865), (10, 171567892), (20, 85783946), (40, 42891973), (101, 16986920), (202, 8493460), (331, 5183320), (404, 4246730), (505, 3397384), (662, 2591660), (808, 2123365), (1010, 1698692), (1283, 1337240), (1324, 1295830), (1655, 1036664), (2020, 849346), (2566, 668620), (2648, 647915), (3310, 518332), (4040, 424673), (5132, 334310), (6415, 267448), (6620, 259166), (10264, 167155), (12830, 133724), (13240, 129583), (25660, 66862), (33431, 51320)]