69618250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 145087488

約数和(自身を除く): 75469238

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 155, 250, 310, 325, 403, 650, 691, 775, 806, 1382, 1550, 1625, 2015, 3250, 3455, 3875, 4030, 6910, 7750, 8983, 10075, 17275, 17966, 20150, 21421, 34550, 42842, 44915, 50375, 86375, 89830, 100750, 107105, 172750, 214210, 224575, 278473, 449150, 535525, 556946, 1071050, 1122875, 1392365, 2245750, 2677625, 2784730, 5355250, 6961825, 13923650, 34809125, 69618250]

約数ペア:

[(1, 69618250), (2, 34809125), (5, 13923650), (10, 6961825), (13, 5355250), (25, 2784730), (26, 2677625), (31, 2245750), (50, 1392365), (62, 1122875), (65, 1071050), (125, 556946), (130, 535525), (155, 449150), (250, 278473), (310, 224575), (325, 214210), (403, 172750), (650, 107105), (691, 100750), (775, 89830), (806, 86375), (1382, 50375), (1550, 44915), (1625, 42842), (2015, 34550), (3250, 21421), (3455, 20150), (3875, 17966), (4030, 17275), (6910, 10075), (7750, 8983)]