20228422250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:517

約数の個数: 128

約数和(自身を含む): 40082964480

約数和(自身を除く): 19854542230

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 67, 125, 134, 155, 163, 239, 250, 310, 326, 335, 478, 670, 775, 815, 1195, 1550, 1630, 1675, 2077, 2390, 3350, 3875, 4075, 4154, 5053, 5975, 7409, 7750, 8150, 8375, 10106, 10385, 10921, 11950, 14818, 16013, 16750, 20375, 20770, 21842, 25265, 29875, 32026, 37045, 38957, 40750, 50530, 51925, 54605, 59750, 74090, 77914, 80065, 103850, 109210, 126325, 160130, 185225, 194785, 252650, 259625, 273025, 338551, 370450, 389570, 400325, 496403, 519250, 546050, 631625, 677102, 800650, 926125, 973925, 992806, 1207667, 1263250, 1365125, 1692755, 1852250, 1947850, 2001625, 2415334, 2482015, 2610119, 2730250, 3385510, 4003250, 4869625, 4964030, 5220238, 6038335, 8463775, 9739250, 12076670, 12410075, 13050595, 16927550, 24820150, 26101190, 30191675, 42318875, 60383350, 62050375, 65252975, 80913689, 84637750, 124100750, 130505950, 150958375, 161827378, 301916750, 326264875, 404568445, 652529750, 809136890, 2022842225, 4045684450, 10114211125, 20228422250]

約数ペア:

[(1, 20228422250), (2, 10114211125), (5, 4045684450), (10, 2022842225), (25, 809136890), (31, 652529750), (50, 404568445), (62, 326264875), (67, 301916750), (125, 161827378), (134, 150958375), (155, 130505950), (163, 124100750), (239, 84637750), (250, 80913689), (310, 65252975), (326, 62050375), (335, 60383350), (478, 42318875), (670, 30191675), (775, 26101190), (815, 24820150), (1195, 16927550), (1550, 13050595), (1630, 12410075), (1675, 12076670), (2077, 9739250), (2390, 8463775), (3350, 6038335), (3875, 5220238), (4075, 4964030), (4154, 4869625), (5053, 4003250), (5975, 3385510), (7409, 2730250), (7750, 2610119), (8150, 2482015), (8375, 2415334), (10106, 2001625), (10385, 1947850), (10921, 1852250), (11950, 1692755), (14818, 1365125), (16013, 1263250), (16750, 1207667), (20375, 992806), (20770, 973925), (21842, 926125), (25265, 800650), (29875, 677102), (32026, 631625), (37045, 546050), (38957, 519250), (40750, 496403), (50530, 400325), (51925, 389570), (54605, 370450), (59750, 338551), (74090, 273025), (77914, 259625), (80065, 252650), (103850, 194785), (109210, 185225), (126325, 160130)]