80580160

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8123}}^1$

素因数の和:8171

約数の個数: 56

約数和(自身を含む): 198095616

約数和(自身を除く): 117515456

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, 8123, 9920, 16246, 32492, 40615, 64984, 81230, 129968, 162460, 251813, 259936, 324920, 503626, 519872, 649840, 1007252, 1259065, 1299680, 2014504, 2518130, 2599360, 4029008, 5036260, 8058016, 10072520, 16116032, 20145040, 40290080, 80580160]

約数ペア:

[(1, 80580160), (2, 40290080), (4, 20145040), (5, 16116032), (8, 10072520), (10, 8058016), (16, 5036260), (20, 4029008), (31, 2599360), (32, 2518130), (40, 2014504), (62, 1299680), (64, 1259065), (80, 1007252), (124, 649840), (155, 519872), (160, 503626), (248, 324920), (310, 259936), (320, 251813), (496, 162460), (620, 129968), (992, 81230), (1240, 64984), (1984, 40615), (2480, 32492), (4960, 16246), (8123, 9920)]