525270700

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 1162831824

約数和(自身を除く): 637561124

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 131, 202, 262, 397, 404, 505, 524, 655, 794, 1010, 1310, 1588, 1985, 2020, 2525, 2620, 3275, 3970, 5050, 6550, 7940, 9925, 10100, 13100, 13231, 19850, 26462, 39700, 40097, 52007, 52924, 66155, 80194, 104014, 132310, 160388, 200485, 208028, 260035, 264620, 330775, 400970, 520070, 661550, 801940, 1002425, 1040140, 1300175, 1323100, 2004850, 2600350, 4009700, 5200700, 5252707, 10505414, 21010828, 26263535, 52527070, 105054140, 131317675, 262635350, 525270700]

約数ペア:

[(1, 525270700), (2, 262635350), (4, 131317675), (5, 105054140), (10, 52527070), (20, 26263535), (25, 21010828), (50, 10505414), (100, 5252707), (101, 5200700), (131, 4009700), (202, 2600350), (262, 2004850), (397, 1323100), (404, 1300175), (505, 1040140), (524, 1002425), (655, 801940), (794, 661550), (1010, 520070), (1310, 400970), (1588, 330775), (1985, 264620), (2020, 260035), (2525, 208028), (2620, 200485), (3275, 160388), (3970, 132310), (5050, 104014), (6550, 80194), (7940, 66155), (9925, 52924), (10100, 52007), (13100, 40097), (13231, 39700), (19850, 26462)]