890383936

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:660

約数の個数: 84

約数和(自身を含む): 1927701504

約数和(自身を除く): 1037317568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 191, 208, 338, 382, 416, 431, 676, 764, 832, 862, 1352, 1528, 1724, 2483, 2704, 3056, 3448, 4966, 5408, 5603, 6112, 6896, 9932, 10816, 11206, 12224, 13792, 19864, 22412, 27584, 32279, 39728, 44824, 64558, 72839, 79456, 82321, 89648, 129116, 145678, 158912, 164642, 179296, 258232, 291356, 329284, 358592, 516464, 582712, 658568, 1032928, 1070173, 1165424, 1317136, 2065856, 2140346, 2330848, 2634272, 4280692, 4661696, 5268544, 8561384, 13912249, 17122768, 27824498, 34245536, 55648996, 68491072, 111297992, 222595984, 445191968, 890383936]

約数ペア:

[(1, 890383936), (2, 445191968), (4, 222595984), (8, 111297992), (13, 68491072), (16, 55648996), (26, 34245536), (32, 27824498), (52, 17122768), (64, 13912249), (104, 8561384), (169, 5268544), (191, 4661696), (208, 4280692), (338, 2634272), (382, 2330848), (416, 2140346), (431, 2065856), (676, 1317136), (764, 1165424), (832, 1070173), (862, 1032928), (1352, 658568), (1528, 582712), (1724, 516464), (2483, 358592), (2704, 329284), (3056, 291356), (3448, 258232), (4966, 179296), (5408, 164642), (5603, 158912), (6112, 145678), (6896, 129116), (9932, 89648), (10816, 82321), (11206, 79456), (12224, 72839), (13792, 64558), (19864, 44824), (22412, 39728), (27584, 32279)]