69897250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 140175360

約数和(自身を除く): 70278110

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 125, 145, 155, 250, 290, 310, 311, 622, 725, 775, 899, 1450, 1550, 1555, 1798, 3110, 3625, 3875, 4495, 7250, 7750, 7775, 8990, 9019, 9641, 15550, 18038, 19282, 22475, 38875, 44950, 45095, 48205, 77750, 90190, 96410, 112375, 224750, 225475, 241025, 279589, 450950, 482050, 559178, 1127375, 1205125, 1397945, 2254750, 2410250, 2795890, 6989725, 13979450, 34948625, 69897250]

約数ペア:

[(1, 69897250), (2, 34948625), (5, 13979450), (10, 6989725), (25, 2795890), (29, 2410250), (31, 2254750), (50, 1397945), (58, 1205125), (62, 1127375), (125, 559178), (145, 482050), (155, 450950), (250, 279589), (290, 241025), (310, 225475), (311, 224750), (622, 112375), (725, 96410), (775, 90190), (899, 77750), (1450, 48205), (1550, 45095), (1555, 44950), (1798, 38875), (3110, 22475), (3625, 19282), (3875, 18038), (4495, 15550), (7250, 9641), (7750, 9019), (7775, 8990)]