136980320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27617}}^1$

素因数の和:27663

約数の個数: 48

約数和(自身を含む): 334067328

約数和(自身を除く): 197087008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 27617, 55234, 110468, 138085, 220936, 276170, 441872, 552340, 856127, 883744, 1104680, 1712254, 2209360, 3424508, 4280635, 4418720, 6849016, 8561270, 13698032, 17122540, 27396064, 34245080, 68490160, 136980320]

約数ペア:

[(1, 136980320), (2, 68490160), (4, 34245080), (5, 27396064), (8, 17122540), (10, 13698032), (16, 8561270), (20, 6849016), (31, 4418720), (32, 4280635), (40, 3424508), (62, 2209360), (80, 1712254), (124, 1104680), (155, 883744), (160, 856127), (248, 552340), (310, 441872), (496, 276170), (620, 220936), (992, 138085), (1240, 110468), (2480, 55234), (4960, 27617)]