90236080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 120

約数和(自身を含む): 238435632

約数和(自身を除く): 148199552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 61, 80, 82, 88, 110, 122, 164, 176, 205, 220, 244, 305, 328, 410, 440, 451, 488, 610, 656, 671, 820, 880, 902, 976, 1220, 1342, 1640, 1681, 1804, 2255, 2440, 2501, 2684, 3280, 3355, 3362, 3608, 4510, 4880, 5002, 5368, 6710, 6724, 7216, 8405, 9020, 10004, 10736, 12505, 13420, 13448, 16810, 18040, 18491, 20008, 25010, 26840, 26896, 27511, 33620, 36080, 36982, 40016, 50020, 53680, 55022, 67240, 73964, 92455, 100040, 102541, 110044, 134480, 137555, 147928, 184910, 200080, 205082, 220088, 275110, 295856, 369820, 410164, 440176, 512705, 550220, 739640, 820328, 1025410, 1100440, 1127951, 1479280, 1640656, 2050820, 2200880, 2255902, 4101640, 4511804, 5639755, 8203280, 9023608, 11279510, 18047216, 22559020, 45118040, 90236080]

約数ペア:

[(1, 90236080), (2, 45118040), (4, 22559020), (5, 18047216), (8, 11279510), (10, 9023608), (11, 8203280), (16, 5639755), (20, 4511804), (22, 4101640), (40, 2255902), (41, 2200880), (44, 2050820), (55, 1640656), (61, 1479280), (80, 1127951), (82, 1100440), (88, 1025410), (110, 820328), (122, 739640), (164, 550220), (176, 512705), (205, 440176), (220, 410164), (244, 369820), (305, 295856), (328, 275110), (410, 220088), (440, 205082), (451, 200080), (488, 184910), (610, 147928), (656, 137555), (671, 134480), (820, 110044), (880, 102541), (902, 100040), (976, 92455), (1220, 73964), (1342, 67240), (1640, 55022), (1681, 53680), (1804, 50020), (2255, 40016), (2440, 36982), (2501, 36080), (2684, 33620), (3280, 27511), (3355, 26896), (3362, 26840), (3608, 25010), (4510, 20008), (4880, 18491), (5002, 18040), (5368, 16810), (6710, 13448), (6724, 13420), (7216, 12505), (8405, 10736), (9020, 10004)]