164075440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50023}}^1$

素因数の和:50077

約数の個数: 40

約数和(自身を含む): 390787488

約数和(自身を除く): 226712048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 50023, 100046, 200092, 250115, 400184, 500230, 800368, 1000460, 2000920, 2050943, 4001840, 4101886, 8203772, 10254715, 16407544, 20509430, 32815088, 41018860, 82037720, 164075440]

約数ペア:

[(1, 164075440), (2, 82037720), (4, 41018860), (5, 32815088), (8, 20509430), (10, 16407544), (16, 10254715), (20, 8203772), (40, 4101886), (41, 4001840), (80, 2050943), (82, 2000920), (164, 1000460), (205, 800368), (328, 500230), (410, 400184), (656, 250115), (820, 200092), (1640, 100046), (3280, 50023)]