80456503520

素因数分解:

$2^5\times 5^1\times {\mathrm{757}}^1\times {\mathrm{664271}}^1$

素因数の和:665043

約数の個数: 48

約数和(自身を含む): 190329870528

約数和(自身を除く): 109873367008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 757, 1514, 3028, 3785, 6056, 7570, 12112, 15140, 24224, 30280, 60560, 121120, 664271, 1328542, 2657084, 3321355, 5314168, 6642710, 10628336, 13285420, 21256672, 26570840, 53141680, 106283360, 502853147, 1005706294, 2011412588, 2514265735, 4022825176, 5028531470, 8045650352, 10057062940, 16091300704, 20114125880, 40228251760, 80456503520]

約数ペア:

[(1, 80456503520), (2, 40228251760), (4, 20114125880), (5, 16091300704), (8, 10057062940), (10, 8045650352), (16, 5028531470), (20, 4022825176), (32, 2514265735), (40, 2011412588), (80, 1005706294), (160, 502853147), (757, 106283360), (1514, 53141680), (3028, 26570840), (3785, 21256672), (6056, 13285420), (7570, 10628336), (12112, 6642710), (15140, 5314168), (24224, 3321355), (30280, 2657084), (60560, 1328542), (121120, 664271)]