163582480

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{33521}}^1$

素因数の和:33595

約数の個数: 40

約数和(自身を含む): 386575704

約数和(自身を除く): 222993224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 33521, 67042, 134084, 167605, 268168, 335210, 536336, 670420, 1340840, 2044781, 2681680, 4089562, 8179124, 10223905, 16358248, 20447810, 32716496, 40895620, 81791240, 163582480]

約数ペア:

[(1, 163582480), (2, 81791240), (4, 40895620), (5, 32716496), (8, 20447810), (10, 16358248), (16, 10223905), (20, 8179124), (40, 4089562), (61, 2681680), (80, 2044781), (122, 1340840), (244, 670420), (305, 536336), (488, 335210), (610, 268168), (976, 167605), (1220, 134084), (2440, 67042), (4880, 33521)]