42648008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 91929600

約数和(自身を除く): 49281592

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 113, 152, 191, 226, 247, 382, 452, 494, 764, 904, 988, 1469, 1528, 1976, 2147, 2483, 2938, 3629, 4294, 4966, 5876, 7258, 8588, 9932, 11752, 14516, 17176, 19864, 21583, 27911, 29032, 43166, 47177, 55822, 86332, 94354, 111644, 172664, 188708, 223288, 280579, 377416, 410077, 561158, 820154, 1122316, 1640308, 2244632, 3280616, 5331001, 10662002, 21324004, 42648008]

約数ペア:

[(1, 42648008), (2, 21324004), (4, 10662002), (8, 5331001), (13, 3280616), (19, 2244632), (26, 1640308), (38, 1122316), (52, 820154), (76, 561158), (104, 410077), (113, 377416), (152, 280579), (191, 223288), (226, 188708), (247, 172664), (382, 111644), (452, 94354), (494, 86332), (764, 55822), (904, 47177), (988, 43166), (1469, 29032), (1528, 27911), (1976, 21583), (2147, 19864), (2483, 17176), (2938, 14516), (3629, 11752), (4294, 9932), (4966, 8588), (5876, 7258)]