817140160

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{82373}}^1$

素因数の和:82421

約数の個数: 56

約数和(自身を含む): 2008607616

約数和(自身を除く): 1191467456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 82373, 164746, 329492, 411865, 658984, 823730, 1317968, 1647460, 2553563, 2635936, 3294920, 5107126, 5271872, 6589840, 10214252, 12767815, 13179680, 20428504, 25535630, 26359360, 40857008, 51071260, 81714016, 102142520, 163428032, 204285040, 408570080, 817140160]

約数ペア:

[(1, 817140160), (2, 408570080), (4, 204285040), (5, 163428032), (8, 102142520), (10, 81714016), (16, 51071260), (20, 40857008), (31, 26359360), (32, 25535630), (40, 20428504), (62, 13179680), (64, 12767815), (80, 10214252), (124, 6589840), (155, 5271872), (160, 5107126), (248, 3294920), (310, 2635936), (320, 2553563), (496, 1647460), (620, 1317968), (992, 823730), (1240, 658984), (1984, 411865), (2480, 329492), (4960, 164746), (9920, 82373)]