64576496

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1087}}^1$

素因数の和:1221

約数の個数: 40

約数和(自身を含む): 129515520

約数和(自身を除く): 64939024

約数列:

[1, 2, 4, 8, 16, 47, 79, 94, 158, 188, 316, 376, 632, 752, 1087, 1264, 2174, 3713, 4348, 7426, 8696, 14852, 17392, 29704, 51089, 59408, 85873, 102178, 171746, 204356, 343492, 408712, 686984, 817424, 1373968, 4036031, 8072062, 16144124, 32288248, 64576496]

約数ペア:

[(1, 64576496), (2, 32288248), (4, 16144124), (8, 8072062), (16, 4036031), (47, 1373968), (79, 817424), (94, 686984), (158, 408712), (188, 343492), (316, 204356), (376, 171746), (632, 102178), (752, 85873), (1087, 59408), (1264, 51089), (2174, 29704), (3713, 17392), (4348, 14852), (7426, 8696)]