20512542300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{691}}^1\times {\mathrm{1867}}^1$

素因数の和:2628

約数の個数: 144

約数和(自身を含む): 60589372032

約数和(自身を除く): 40076829732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 100, 106, 150, 159, 212, 265, 300, 318, 530, 636, 691, 795, 1060, 1325, 1382, 1590, 1867, 2073, 2650, 2764, 3180, 3455, 3734, 3975, 4146, 5300, 5601, 6910, 7468, 7950, 8292, 9335, 10365, 11202, 13820, 15900, 17275, 18670, 20730, 22404, 28005, 34550, 36623, 37340, 41460, 46675, 51825, 56010, 69100, 73246, 93350, 98951, 103650, 109869, 112020, 140025, 146492, 183115, 186700, 197902, 207300, 219738, 280050, 296853, 366230, 395804, 439476, 494755, 549345, 560100, 593706, 732460, 915575, 989510, 1098690, 1187412, 1290097, 1484265, 1831150, 1979020, 2197380, 2473775, 2580194, 2746725, 2968530, 3662300, 3870291, 4947550, 5160388, 5493450, 5937060, 6450485, 7421325, 7740582, 9895100, 10986900, 12900970, 14842650, 15481164, 19351455, 25801940, 29685300, 32252425, 38702910, 64504850, 68375141, 77405820, 96757275, 129009700, 136750282, 193514550, 205125423, 273500564, 341875705, 387029100, 410250846, 683751410, 820501692, 1025627115, 1367502820, 1709378525, 2051254230, 3418757050, 4102508460, 5128135575, 6837514100, 10256271150, 20512542300]

約数ペア:

[(1, 20512542300), (2, 10256271150), (3, 6837514100), (4, 5128135575), (5, 4102508460), (6, 3418757050), (10, 2051254230), (12, 1709378525), (15, 1367502820), (20, 1025627115), (25, 820501692), (30, 683751410), (50, 410250846), (53, 387029100), (60, 341875705), (75, 273500564), (100, 205125423), (106, 193514550), (150, 136750282), (159, 129009700), (212, 96757275), (265, 77405820), (300, 68375141), (318, 64504850), (530, 38702910), (636, 32252425), (691, 29685300), (795, 25801940), (1060, 19351455), (1325, 15481164), (1382, 14842650), (1590, 12900970), (1867, 10986900), (2073, 9895100), (2650, 7740582), (2764, 7421325), (3180, 6450485), (3455, 5937060), (3734, 5493450), (3975, 5160388), (4146, 4947550), (5300, 3870291), (5601, 3662300), (6910, 2968530), (7468, 2746725), (7950, 2580194), (8292, 2473775), (9335, 2197380), (10365, 1979020), (11202, 1831150), (13820, 1484265), (15900, 1290097), (17275, 1187412), (18670, 1098690), (20730, 989510), (22404, 915575), (28005, 732460), (34550, 593706), (36623, 560100), (37340, 549345), (41460, 494755), (46675, 439476), (51825, 395804), (56010, 366230), (69100, 296853), (73246, 280050), (93350, 219738), (98951, 207300), (103650, 197902), (109869, 186700), (112020, 183115), (140025, 146492)]