626017340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{32983}}^1$

素因数の和:33078

約数の個数: 48

約数和(自身を含む): 1435199808

約数和(自身を除く): 809182468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 18980, 32983, 65966, 131932, 164915, 329830, 428779, 659660, 857558, 1715116, 2143895, 2407759, 4287790, 4815518, 8575580, 9631036, 12038795, 24077590, 31300867, 48155180, 62601734, 125203468, 156504335, 313008670, 626017340]

約数ペア:

[(1, 626017340), (2, 313008670), (4, 156504335), (5, 125203468), (10, 62601734), (13, 48155180), (20, 31300867), (26, 24077590), (52, 12038795), (65, 9631036), (73, 8575580), (130, 4815518), (146, 4287790), (260, 2407759), (292, 2143895), (365, 1715116), (730, 857558), (949, 659660), (1460, 428779), (1898, 329830), (3796, 164915), (4745, 131932), (9490, 65966), (18980, 32983)]