55177520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1234

約数の個数: 80

約数和(自身を含む): 139514880

約数和(自身を除く): 84337360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1171, 1178, 1240, 1520, 2342, 2356, 2480, 2945, 4684, 4712, 5855, 5890, 9368, 9424, 11710, 11780, 18736, 22249, 23420, 23560, 36301, 44498, 46840, 47120, 72602, 88996, 93680, 111245, 145204, 177992, 181505, 222490, 290408, 355984, 363010, 444980, 580816, 689719, 726020, 889960, 1379438, 1452040, 1779920, 2758876, 2904080, 3448595, 5517752, 6897190, 11035504, 13794380, 27588760, 55177520]

約数ペア:

[(1, 55177520), (2, 27588760), (4, 13794380), (5, 11035504), (8, 6897190), (10, 5517752), (16, 3448595), (19, 2904080), (20, 2758876), (31, 1779920), (38, 1452040), (40, 1379438), (62, 889960), (76, 726020), (80, 689719), (95, 580816), (124, 444980), (152, 363010), (155, 355984), (190, 290408), (248, 222490), (304, 181505), (310, 177992), (380, 145204), (496, 111245), (589, 93680), (620, 88996), (760, 72602), (1171, 47120), (1178, 46840), (1240, 44498), (1520, 36301), (2342, 23560), (2356, 23420), (2480, 22249), (2945, 18736), (4684, 11780), (4712, 11710), (5855, 9424), (5890, 9368)]