517857700

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:757

約数の個数: 72

約数和(自身を含む): 1153051200

約数和(自身を除く): 635193500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 199, 212, 265, 398, 491, 530, 796, 982, 995, 1060, 1325, 1964, 1990, 2455, 2650, 3980, 4910, 4975, 5300, 9820, 9950, 10547, 12275, 19900, 21094, 24550, 26023, 42188, 49100, 52046, 52735, 97709, 104092, 105470, 130115, 195418, 210940, 260230, 263675, 390836, 488545, 520460, 527350, 650575, 977090, 1054700, 1301150, 1954180, 2442725, 2602300, 4885450, 5178577, 9770900, 10357154, 20714308, 25892885, 51785770, 103571540, 129464425, 258928850, 517857700]

約数ペア:

[(1, 517857700), (2, 258928850), (4, 129464425), (5, 103571540), (10, 51785770), (20, 25892885), (25, 20714308), (50, 10357154), (53, 9770900), (100, 5178577), (106, 4885450), (199, 2602300), (212, 2442725), (265, 1954180), (398, 1301150), (491, 1054700), (530, 977090), (796, 650575), (982, 527350), (995, 520460), (1060, 488545), (1325, 390836), (1964, 263675), (1990, 260230), (2455, 210940), (2650, 195418), (3980, 130115), (4910, 105470), (4975, 104092), (5300, 97709), (9820, 52735), (9950, 52046), (10547, 49100), (12275, 42188), (19900, 26023), (21094, 24550)]