923000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:105

約数の個数: 64

約数和(自身を含む): 2358720

約数和(自身を除く): 1435720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 71, 100, 104, 125, 130, 142, 200, 250, 260, 284, 325, 355, 500, 520, 568, 650, 710, 923, 1000, 1300, 1420, 1625, 1775, 1846, 2600, 2840, 3250, 3550, 3692, 4615, 6500, 7100, 7384, 8875, 9230, 13000, 14200, 17750, 18460, 23075, 35500, 36920, 46150, 71000, 92300, 115375, 184600, 230750, 461500, 923000]

約数ペア:

[(1, 923000), (2, 461500), (4, 230750), (5, 184600), (8, 115375), (10, 92300), (13, 71000), (20, 46150), (25, 36920), (26, 35500), (40, 23075), (50, 18460), (52, 17750), (65, 14200), (71, 13000), (100, 9230), (104, 8875), (125, 7384), (130, 7100), (142, 6500), (200, 4615), (250, 3692), (260, 3550), (284, 3250), (325, 2840), (355, 2600), (500, 1846), (520, 1775), (568, 1625), (650, 1420), (710, 1300), (923, 1000)]