55142920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6791}}^1$

素因数の和:6838

約数の個数: 64

約数和(自身を含む): 146707200

約数和(自身を除く): 91564280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 6791, 8120, 13582, 27164, 33955, 47537, 54328, 67910, 95074, 135820, 190148, 196939, 237685, 271640, 380296, 393878, 475370, 787756, 950740, 984695, 1378573, 1575512, 1901480, 1969390, 2757146, 3938780, 5514292, 6892865, 7877560, 11028584, 13785730, 27571460, 55142920]

約数ペア:

[(1, 55142920), (2, 27571460), (4, 13785730), (5, 11028584), (7, 7877560), (8, 6892865), (10, 5514292), (14, 3938780), (20, 2757146), (28, 1969390), (29, 1901480), (35, 1575512), (40, 1378573), (56, 984695), (58, 950740), (70, 787756), (116, 475370), (140, 393878), (145, 380296), (203, 271640), (232, 237685), (280, 196939), (290, 190148), (406, 135820), (580, 95074), (812, 67910), (1015, 54328), (1160, 47537), (1624, 33955), (2030, 27164), (4060, 13582), (6791, 8120)]