65314520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{52673}}^1$

素因数の和:52715

約数の個数: 32

約数和(自身を含む): 151701120

約数和(自身を除く): 86386600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 52673, 105346, 210692, 263365, 421384, 526730, 1053460, 1632863, 2106920, 3265726, 6531452, 8164315, 13062904, 16328630, 32657260, 65314520]

約数ペア:

[(1, 65314520), (2, 32657260), (4, 16328630), (5, 13062904), (8, 8164315), (10, 6531452), (20, 3265726), (31, 2106920), (40, 1632863), (62, 1053460), (124, 526730), (155, 421384), (248, 263365), (310, 210692), (620, 105346), (1240, 52673)]