1175978180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{145903}}^1$

素因数の和:145956

約数の個数: 48

約数和(自身を含む): 2745329664

約数和(自身を除く): 1569351484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 145903, 291806, 583612, 729515, 1459030, 1896739, 2918060, 3793478, 4522993, 7586956, 9045986, 9483695, 18091972, 18967390, 22614965, 37934780, 45229930, 58798909, 90459860, 117597818, 235195636, 293994545, 587989090, 1175978180]

約数ペア:

[(1, 1175978180), (2, 587989090), (4, 293994545), (5, 235195636), (10, 117597818), (13, 90459860), (20, 58798909), (26, 45229930), (31, 37934780), (52, 22614965), (62, 18967390), (65, 18091972), (124, 9483695), (130, 9045986), (155, 7586956), (260, 4522993), (310, 3793478), (403, 2918060), (620, 1896739), (806, 1459030), (1612, 729515), (2015, 583612), (4030, 291806), (8060, 145903)]