66486928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 145883520

約数和(自身を除く): 79396592

約数列:

[1, 2, 4, 8, 16, 19, 23, 37, 38, 46, 74, 76, 92, 148, 152, 184, 257, 296, 304, 368, 437, 514, 592, 703, 851, 874, 1028, 1406, 1702, 1748, 2056, 2812, 3404, 3496, 4112, 4883, 5624, 5911, 6808, 6992, 9509, 9766, 11248, 11822, 13616, 16169, 19018, 19532, 23644, 32338, 38036, 39064, 47288, 64676, 76072, 78128, 94576, 112309, 129352, 152144, 180671, 218707, 224618, 258704, 361342, 437414, 449236, 722684, 874828, 898472, 1445368, 1749656, 1796944, 2890736, 3499312, 4155433, 8310866, 16621732, 33243464, 66486928]

約数ペア:

[(1, 66486928), (2, 33243464), (4, 16621732), (8, 8310866), (16, 4155433), (19, 3499312), (23, 2890736), (37, 1796944), (38, 1749656), (46, 1445368), (74, 898472), (76, 874828), (92, 722684), (148, 449236), (152, 437414), (184, 361342), (257, 258704), (296, 224618), (304, 218707), (368, 180671), (437, 152144), (514, 129352), (592, 112309), (703, 94576), (851, 78128), (874, 76072), (1028, 64676), (1406, 47288), (1702, 39064), (1748, 38036), (2056, 32338), (2812, 23644), (3404, 19532), (3496, 19018), (4112, 16169), (4883, 13616), (5624, 11822), (5911, 11248), (6808, 9766), (6992, 9509)]