13011500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 29012256

約数和(自身を除く): 16000756

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 212, 250, 265, 491, 500, 530, 982, 1060, 1325, 1964, 2455, 2650, 4910, 5300, 6625, 9820, 12275, 13250, 24550, 26023, 26500, 49100, 52046, 61375, 104092, 122750, 130115, 245500, 260230, 520460, 650575, 1301150, 2602300, 3252875, 6505750, 13011500]

約数ペア:

[(1, 13011500), (2, 6505750), (4, 3252875), (5, 2602300), (10, 1301150), (20, 650575), (25, 520460), (50, 260230), (53, 245500), (100, 130115), (106, 122750), (125, 104092), (212, 61375), (250, 52046), (265, 49100), (491, 26500), (500, 26023), (530, 24550), (982, 13250), (1060, 12275), (1325, 9820), (1964, 6625), (2455, 5300), (2650, 4910)]