442964990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 881798400

約数和(自身を除く): 438833410

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 239, 265, 269, 478, 530, 538, 689, 1195, 1345, 1378, 2390, 2690, 3107, 3445, 3497, 6214, 6890, 6994, 12667, 14257, 15535, 17485, 25334, 28514, 31070, 34970, 63335, 64291, 71285, 126670, 128582, 142570, 164671, 185341, 321455, 329342, 370682, 642910, 823355, 835783, 926705, 1646710, 1671566, 1853410, 3407423, 4178915, 6814846, 8357830, 17037115, 34074230, 44296499, 88592998, 221482495, 442964990]

約数ペア:

[(1, 442964990), (2, 221482495), (5, 88592998), (10, 44296499), (13, 34074230), (26, 17037115), (53, 8357830), (65, 6814846), (106, 4178915), (130, 3407423), (239, 1853410), (265, 1671566), (269, 1646710), (478, 926705), (530, 835783), (538, 823355), (689, 642910), (1195, 370682), (1345, 329342), (1378, 321455), (2390, 185341), (2690, 164671), (3107, 142570), (3445, 128582), (3497, 126670), (6214, 71285), (6890, 64291), (6994, 63335), (12667, 34970), (14257, 31070), (15535, 28514), (17485, 25334)]