90239450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8317}}^1$

素因数の和:8367

約数の個数: 48

約数和(自身を含む): 198034944

約数和(自身を除く): 107795494

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 350, 434, 775, 1085, 1550, 2170, 5425, 8317, 10850, 16634, 41585, 58219, 83170, 116438, 207925, 257827, 291095, 415850, 515654, 582190, 1289135, 1455475, 1804789, 2578270, 2910950, 3609578, 6445675, 9023945, 12891350, 18047890, 45119725, 90239450]

約数ペア:

[(1, 90239450), (2, 45119725), (5, 18047890), (7, 12891350), (10, 9023945), (14, 6445675), (25, 3609578), (31, 2910950), (35, 2578270), (50, 1804789), (62, 1455475), (70, 1289135), (155, 582190), (175, 515654), (217, 415850), (310, 291095), (350, 257827), (434, 207925), (775, 116438), (1085, 83170), (1550, 58219), (2170, 41585), (5425, 16634), (8317, 10850)]