72201250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 80

約数和(自身を含む): 151826400

約数和(自身を除く): 79625150

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 59, 89, 110, 118, 125, 178, 250, 275, 295, 445, 550, 590, 625, 649, 890, 979, 1250, 1298, 1375, 1475, 1958, 2225, 2750, 2950, 3245, 4450, 4895, 5251, 6490, 6875, 7375, 9790, 10502, 11125, 13750, 14750, 16225, 22250, 24475, 26255, 32450, 36875, 48950, 52510, 55625, 57761, 73750, 81125, 111250, 115522, 122375, 131275, 162250, 244750, 262550, 288805, 405625, 577610, 611875, 656375, 811250, 1223750, 1312750, 1444025, 2888050, 3281875, 6563750, 7220125, 14440250, 36100625, 72201250]

約数ペア:

[(1, 72201250), (2, 36100625), (5, 14440250), (10, 7220125), (11, 6563750), (22, 3281875), (25, 2888050), (50, 1444025), (55, 1312750), (59, 1223750), (89, 811250), (110, 656375), (118, 611875), (125, 577610), (178, 405625), (250, 288805), (275, 262550), (295, 244750), (445, 162250), (550, 131275), (590, 122375), (625, 115522), (649, 111250), (890, 81125), (979, 73750), (1250, 57761), (1298, 55625), (1375, 52510), (1475, 48950), (1958, 36875), (2225, 32450), (2750, 26255), (2950, 24475), (3245, 22250), (4450, 16225), (4895, 14750), (5251, 13750), (6490, 11125), (6875, 10502), (7375, 9790)]