328016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:123

約数の個数: 40

約数和(自身を含む): 729120

約数和(自身を除く): 401104

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 83, 104, 152, 166, 208, 247, 304, 332, 494, 664, 988, 1079, 1328, 1577, 1976, 2158, 3154, 3952, 4316, 6308, 8632, 12616, 17264, 20501, 25232, 41002, 82004, 164008, 328016]

約数ペア:

[(1, 328016), (2, 164008), (4, 82004), (8, 41002), (13, 25232), (16, 20501), (19, 17264), (26, 12616), (38, 8632), (52, 6308), (76, 4316), (83, 3952), (104, 3154), (152, 2158), (166, 1976), (208, 1577), (247, 1328), (304, 1079), (332, 988), (494, 664)]