8021000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:651

約数の個数: 64

約数和(自身を含む): 20245680

約数和(自身を除く): 12224680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 617, 650, 1000, 1234, 1300, 1625, 2468, 2600, 3085, 3250, 4936, 6170, 6500, 8021, 12340, 13000, 15425, 16042, 24680, 30850, 32084, 40105, 61700, 64168, 77125, 80210, 123400, 154250, 160420, 200525, 308500, 320840, 401050, 617000, 802100, 1002625, 1604200, 2005250, 4010500, 8021000]

約数ペア:

[(1, 8021000), (2, 4010500), (4, 2005250), (5, 1604200), (8, 1002625), (10, 802100), (13, 617000), (20, 401050), (25, 320840), (26, 308500), (40, 200525), (50, 160420), (52, 154250), (65, 123400), (100, 80210), (104, 77125), (125, 64168), (130, 61700), (200, 40105), (250, 32084), (260, 30850), (325, 24680), (500, 16042), (520, 15425), (617, 13000), (650, 12340), (1000, 8021), (1234, 6500), (1300, 6170), (1625, 4936), (2468, 3250), (2600, 3085)]