12221750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 25159680

約数和(自身を除く): 12937930

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 83, 95, 125, 155, 166, 190, 250, 310, 415, 475, 589, 775, 830, 950, 1178, 1550, 1577, 2075, 2375, 2573, 2945, 3154, 3875, 4150, 4750, 5146, 5890, 7750, 7885, 10375, 12865, 14725, 15770, 20750, 25730, 29450, 39425, 48887, 64325, 73625, 78850, 97774, 128650, 147250, 197125, 244435, 321625, 394250, 488870, 643250, 1222175, 2444350, 6110875, 12221750]

約数ペア:

[(1, 12221750), (2, 6110875), (5, 2444350), (10, 1222175), (19, 643250), (25, 488870), (31, 394250), (38, 321625), (50, 244435), (62, 197125), (83, 147250), (95, 128650), (125, 97774), (155, 78850), (166, 73625), (190, 64325), (250, 48887), (310, 39425), (415, 29450), (475, 25730), (589, 20750), (775, 15770), (830, 14725), (950, 12865), (1178, 10375), (1550, 7885), (1577, 7750), (2075, 5890), (2375, 5146), (2573, 4750), (2945, 4150), (3154, 3875)]