212452500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2179}}^1$

素因数の和:2219

約数の個数: 120

約数和(自身を含む): 667411360

約数和(自身を除く): 454958860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 625, 650, 750, 780, 975, 1250, 1300, 1500, 1625, 1875, 1950, 2179, 2500, 3250, 3750, 3900, 4358, 4875, 6500, 6537, 7500, 8125, 8716, 9750, 10895, 13074, 16250, 19500, 21790, 24375, 26148, 28327, 32500, 32685, 43580, 48750, 54475, 56654, 65370, 84981, 97500, 108950, 113308, 130740, 141635, 163425, 169962, 217900, 272375, 283270, 326850, 339924, 424905, 544750, 566540, 653700, 708175, 817125, 849810, 1089500, 1361875, 1416350, 1634250, 1699620, 2124525, 2723750, 2832700, 3268500, 3540875, 4085625, 4249050, 5447500, 7081750, 8171250, 8498100, 10622625, 14163500, 16342500, 17704375, 21245250, 35408750, 42490500, 53113125, 70817500, 106226250, 212452500]

約数ペア:

[(1, 212452500), (2, 106226250), (3, 70817500), (4, 53113125), (5, 42490500), (6, 35408750), (10, 21245250), (12, 17704375), (13, 16342500), (15, 14163500), (20, 10622625), (25, 8498100), (26, 8171250), (30, 7081750), (39, 5447500), (50, 4249050), (52, 4085625), (60, 3540875), (65, 3268500), (75, 2832700), (78, 2723750), (100, 2124525), (125, 1699620), (130, 1634250), (150, 1416350), (156, 1361875), (195, 1089500), (250, 849810), (260, 817125), (300, 708175), (325, 653700), (375, 566540), (390, 544750), (500, 424905), (625, 339924), (650, 326850), (750, 283270), (780, 272375), (975, 217900), (1250, 169962), (1300, 163425), (1500, 141635), (1625, 130740), (1875, 113308), (1950, 108950), (2179, 97500), (2500, 84981), (3250, 65370), (3750, 56654), (3900, 54475), (4358, 48750), (4875, 43580), (6500, 32685), (6537, 32500), (7500, 28327), (8125, 26148), (8716, 24375), (9750, 21790), (10895, 19500), (13074, 16250)]