84974720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4283}}^1$

素因数の和:4333

約数の個数: 64

約数和(自身を含む): 209744640

約数和(自身を除く): 124769920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4283, 4960, 8566, 9920, 17132, 19840, 21415, 34264, 42830, 68528, 85660, 132773, 137056, 171320, 265546, 274112, 342640, 531092, 548224, 663865, 685280, 1062184, 1327730, 1370560, 2124368, 2655460, 2741120, 4248736, 5310920, 8497472, 10621840, 16994944, 21243680, 42487360, 84974720]

約数ペア:

[(1, 84974720), (2, 42487360), (4, 21243680), (5, 16994944), (8, 10621840), (10, 8497472), (16, 5310920), (20, 4248736), (31, 2741120), (32, 2655460), (40, 2124368), (62, 1370560), (64, 1327730), (80, 1062184), (124, 685280), (128, 663865), (155, 548224), (160, 531092), (248, 342640), (310, 274112), (320, 265546), (496, 171320), (620, 137056), (640, 132773), (992, 85660), (1240, 68528), (1984, 42830), (2480, 34264), (3968, 21415), (4283, 19840), (4960, 17132), (8566, 9920)]