67636400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13007}}^1$

素因数の和:13038

約数の個数: 60

約数和(自身を含む): 175009632

約数和(自身を除く): 107373232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 13007, 26014, 52028, 65035, 104056, 130070, 169091, 208112, 260140, 325175, 338182, 520280, 650350, 676364, 845455, 1040560, 1300700, 1352728, 1690910, 2601400, 2705456, 3381820, 4227275, 5202800, 6763640, 8454550, 13527280, 16909100, 33818200, 67636400]

約数ペア:

[(1, 67636400), (2, 33818200), (4, 16909100), (5, 13527280), (8, 8454550), (10, 6763640), (13, 5202800), (16, 4227275), (20, 3381820), (25, 2705456), (26, 2601400), (40, 1690910), (50, 1352728), (52, 1300700), (65, 1040560), (80, 845455), (100, 676364), (104, 650350), (130, 520280), (200, 338182), (208, 325175), (260, 260140), (325, 208112), (400, 169091), (520, 130070), (650, 104056), (1040, 65035), (1300, 52028), (2600, 26014), (5200, 13007)]