55198950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{71}}^2\times {\mathrm{73}}^1$

素因数の和:230

約数の個数: 72

約数和(自身を含む): 140750664

約数和(自身を除く): 85551714

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 73, 75, 142, 146, 150, 213, 219, 355, 365, 426, 438, 710, 730, 1065, 1095, 1775, 1825, 2130, 2190, 3550, 3650, 5041, 5183, 5325, 5475, 10082, 10366, 10650, 10950, 15123, 15549, 25205, 25915, 30246, 31098, 50410, 51830, 75615, 77745, 126025, 129575, 151230, 155490, 252050, 259150, 367993, 378075, 388725, 735986, 756150, 777450, 1103979, 1839965, 2207958, 3679930, 5519895, 9199825, 11039790, 18399650, 27599475, 55198950]

約数ペア:

[(1, 55198950), (2, 27599475), (3, 18399650), (5, 11039790), (6, 9199825), (10, 5519895), (15, 3679930), (25, 2207958), (30, 1839965), (50, 1103979), (71, 777450), (73, 756150), (75, 735986), (142, 388725), (146, 378075), (150, 367993), (213, 259150), (219, 252050), (355, 155490), (365, 151230), (426, 129575), (438, 126025), (710, 77745), (730, 75615), (1065, 51830), (1095, 50410), (1775, 31098), (1825, 30246), (2130, 25915), (2190, 25205), (3550, 15549), (3650, 15123), (5041, 10950), (5183, 10650), (5325, 10366), (5475, 10082)]