422427980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{6473}}^1$

素因数の和:6746

約数の個数: 48

約数和(自身を含む): 959291424

約数和(自身を除く): 536863444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 502, 1004, 1255, 2510, 3263, 5020, 6473, 6526, 12946, 13052, 16315, 25892, 32365, 32630, 64730, 65260, 84149, 129460, 168298, 336596, 420745, 841490, 1624723, 1682980, 3249446, 6498892, 8123615, 16247230, 21121399, 32494460, 42242798, 84485596, 105606995, 211213990, 422427980]

約数ペア:

[(1, 422427980), (2, 211213990), (4, 105606995), (5, 84485596), (10, 42242798), (13, 32494460), (20, 21121399), (26, 16247230), (52, 8123615), (65, 6498892), (130, 3249446), (251, 1682980), (260, 1624723), (502, 841490), (1004, 420745), (1255, 336596), (2510, 168298), (3263, 129460), (5020, 84149), (6473, 65260), (6526, 64730), (12946, 32630), (13052, 32365), (16315, 25892)]