273350870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67829}}^1$

素因数の和:67880

約数の個数: 32

約数和(自身を含む): 546981120

約数和(自身を除く): 273630250

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 67829, 135658, 339145, 678290, 881777, 1763554, 2102699, 4205398, 4408885, 8817770, 10513495, 21026990, 27335087, 54670174, 136675435, 273350870]

約数ペア:

[(1, 273350870), (2, 136675435), (5, 54670174), (10, 27335087), (13, 21026990), (26, 10513495), (31, 8817770), (62, 4408885), (65, 4205398), (130, 2102699), (155, 1763554), (310, 881777), (403, 678290), (806, 339145), (2015, 135658), (4030, 67829)]