163953296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:640

約数の個数: 80

約数和(自身を含む): 361310208

約数和(自身を除く): 197356912

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 47, 52, 62, 94, 104, 124, 188, 208, 248, 376, 403, 496, 541, 611, 752, 806, 1082, 1222, 1457, 1612, 2164, 2444, 2914, 3224, 4328, 4888, 5828, 6448, 7033, 8656, 9776, 11656, 14066, 16771, 18941, 23312, 25427, 28132, 33542, 37882, 50854, 56264, 67084, 75764, 101708, 112528, 134168, 151528, 203416, 218023, 268336, 303056, 330551, 406832, 436046, 661102, 788237, 872092, 1322204, 1576474, 1744184, 2644408, 3152948, 3488368, 5288816, 6305896, 10247081, 12611792, 20494162, 40988324, 81976648, 163953296]

約数ペア:

[(1, 163953296), (2, 81976648), (4, 40988324), (8, 20494162), (13, 12611792), (16, 10247081), (26, 6305896), (31, 5288816), (47, 3488368), (52, 3152948), (62, 2644408), (94, 1744184), (104, 1576474), (124, 1322204), (188, 872092), (208, 788237), (248, 661102), (376, 436046), (403, 406832), (496, 330551), (541, 303056), (611, 268336), (752, 218023), (806, 203416), (1082, 151528), (1222, 134168), (1457, 112528), (1612, 101708), (2164, 75764), (2444, 67084), (2914, 56264), (3224, 50854), (4328, 37882), (4888, 33542), (5828, 28132), (6448, 25427), (7033, 23312), (8656, 18941), (9776, 16771), (11656, 14066)]