1617012400

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{66271}}^1$

素因数の和:66350

約数の個数: 60

約数和(自身を含む): 3948618304

約数和(自身を除く): 2331605904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1525, 2440, 3050, 4880, 6100, 12200, 24400, 66271, 132542, 265084, 331355, 530168, 662710, 1060336, 1325420, 1656775, 2650840, 3313550, 4042531, 5301680, 6627100, 8085062, 13254200, 16170124, 20212655, 26508400, 32340248, 40425310, 64680496, 80850620, 101063275, 161701240, 202126550, 323402480, 404253100, 808506200, 1617012400]

約数ペア:

[(1, 1617012400), (2, 808506200), (4, 404253100), (5, 323402480), (8, 202126550), (10, 161701240), (16, 101063275), (20, 80850620), (25, 64680496), (40, 40425310), (50, 32340248), (61, 26508400), (80, 20212655), (100, 16170124), (122, 13254200), (200, 8085062), (244, 6627100), (305, 5301680), (400, 4042531), (488, 3313550), (610, 2650840), (976, 1656775), (1220, 1325420), (1525, 1060336), (2440, 662710), (3050, 530168), (4880, 331355), (6100, 265084), (12200, 132542), (24400, 66271)]