8266551280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{72923}}^1$

素因数の和:73058

約数の個数: 80

約数和(自身を含む): 20888350560

約数和(自身を除く): 12621799280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 208, 218, 260, 436, 520, 545, 872, 1040, 1090, 1417, 1744, 2180, 2834, 4360, 5668, 7085, 8720, 11336, 14170, 22672, 28340, 56680, 72923, 113360, 145846, 291692, 364615, 583384, 729230, 947999, 1166768, 1458460, 1895998, 2916920, 3791996, 4739995, 5833840, 7583992, 7948607, 9479990, 15167984, 15897214, 18959980, 31794428, 37919960, 39743035, 63588856, 75839920, 79486070, 103331891, 127177712, 158972140, 206663782, 317944280, 413327564, 516659455, 635888560, 826655128, 1033318910, 1653310256, 2066637820, 4133275640, 8266551280]

約数ペア:

[(1, 8266551280), (2, 4133275640), (4, 2066637820), (5, 1653310256), (8, 1033318910), (10, 826655128), (13, 635888560), (16, 516659455), (20, 413327564), (26, 317944280), (40, 206663782), (52, 158972140), (65, 127177712), (80, 103331891), (104, 79486070), (109, 75839920), (130, 63588856), (208, 39743035), (218, 37919960), (260, 31794428), (436, 18959980), (520, 15897214), (545, 15167984), (872, 9479990), (1040, 7948607), (1090, 7583992), (1417, 5833840), (1744, 4739995), (2180, 3791996), (2834, 2916920), (4360, 1895998), (5668, 1458460), (7085, 1166768), (8720, 947999), (11336, 729230), (14170, 583384), (22672, 364615), (28340, 291692), (56680, 145846), (72923, 113360)]