1007500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:68

約数の個数: 60

約数和(自身を含む): 2449216

約数和(自身を除く): 1441716

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 125, 130, 155, 250, 260, 310, 325, 403, 500, 620, 625, 650, 775, 806, 1250, 1300, 1550, 1612, 1625, 2015, 2500, 3100, 3250, 3875, 4030, 6500, 7750, 8060, 8125, 10075, 15500, 16250, 19375, 20150, 32500, 38750, 40300, 50375, 77500, 100750, 201500, 251875, 503750, 1007500]

約数ペア:

[(1, 1007500), (2, 503750), (4, 251875), (5, 201500), (10, 100750), (13, 77500), (20, 50375), (25, 40300), (26, 38750), (31, 32500), (50, 20150), (52, 19375), (62, 16250), (65, 15500), (100, 10075), (124, 8125), (125, 8060), (130, 7750), (155, 6500), (250, 4030), (260, 3875), (310, 3250), (325, 3100), (403, 2500), (500, 2015), (620, 1625), (625, 1612), (650, 1550), (775, 1300), (806, 1250)]