222494900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{877}}^1$

素因数の和:993

約数の個数: 72

約数和(自身を含む): 502988640

約数和(自身を除く): 280493740

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 59, 86, 100, 118, 172, 215, 236, 295, 430, 590, 860, 877, 1075, 1180, 1475, 1754, 2150, 2537, 2950, 3508, 4300, 4385, 5074, 5900, 8770, 10148, 12685, 17540, 21925, 25370, 37711, 43850, 50740, 51743, 63425, 75422, 87700, 103486, 126850, 150844, 188555, 206972, 253700, 258715, 377110, 517430, 754220, 942775, 1034860, 1293575, 1885550, 2224949, 2587150, 3771100, 4449898, 5174300, 8899796, 11124745, 22249490, 44498980, 55623725, 111247450, 222494900]

約数ペア:

[(1, 222494900), (2, 111247450), (4, 55623725), (5, 44498980), (10, 22249490), (20, 11124745), (25, 8899796), (43, 5174300), (50, 4449898), (59, 3771100), (86, 2587150), (100, 2224949), (118, 1885550), (172, 1293575), (215, 1034860), (236, 942775), (295, 754220), (430, 517430), (590, 377110), (860, 258715), (877, 253700), (1075, 206972), (1180, 188555), (1475, 150844), (1754, 126850), (2150, 103486), (2537, 87700), (2950, 75422), (3508, 63425), (4300, 51743), (4385, 50740), (5074, 43850), (5900, 37711), (8770, 25370), (10148, 21925), (12685, 17540)]