17978350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1627}}^1$

素因数の和:1669

約数の個数: 48

約数和(自身を含む): 38153808

約数和(自身を除く): 20175458

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 1627, 2210, 3254, 5525, 8135, 11050, 16270, 21151, 27659, 40675, 42302, 55318, 81350, 105755, 138295, 211510, 276590, 359567, 528775, 691475, 719134, 1057550, 1382950, 1797835, 3595670, 8989175, 17978350]

約数ペア:

[(1, 17978350), (2, 8989175), (5, 3595670), (10, 1797835), (13, 1382950), (17, 1057550), (25, 719134), (26, 691475), (34, 528775), (50, 359567), (65, 276590), (85, 211510), (130, 138295), (170, 105755), (221, 81350), (325, 55318), (425, 42302), (442, 40675), (650, 27659), (850, 21151), (1105, 16270), (1627, 11050), (2210, 8135), (3254, 5525)]