51436420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 132491520

約数和(自身を除く): 81055100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 61, 70, 76, 95, 122, 133, 140, 190, 244, 266, 305, 317, 380, 427, 532, 610, 634, 665, 854, 1159, 1220, 1268, 1330, 1585, 1708, 2135, 2219, 2318, 2660, 3170, 4270, 4438, 4636, 5795, 6023, 6340, 8113, 8540, 8876, 11095, 11590, 12046, 16226, 19337, 22190, 23180, 24092, 30115, 32452, 38674, 40565, 42161, 44380, 60230, 77348, 81130, 84322, 96685, 120460, 135359, 162260, 168644, 193370, 210805, 270718, 367403, 386740, 421610, 541436, 676795, 734806, 843220, 1353590, 1469612, 1837015, 2571821, 2707180, 3674030, 5143642, 7348060, 10287284, 12859105, 25718210, 51436420]

約数ペア:

[(1, 51436420), (2, 25718210), (4, 12859105), (5, 10287284), (7, 7348060), (10, 5143642), (14, 3674030), (19, 2707180), (20, 2571821), (28, 1837015), (35, 1469612), (38, 1353590), (61, 843220), (70, 734806), (76, 676795), (95, 541436), (122, 421610), (133, 386740), (140, 367403), (190, 270718), (244, 210805), (266, 193370), (305, 168644), (317, 162260), (380, 135359), (427, 120460), (532, 96685), (610, 84322), (634, 81130), (665, 77348), (854, 60230), (1159, 44380), (1220, 42161), (1268, 40565), (1330, 38674), (1585, 32452), (1708, 30115), (2135, 24092), (2219, 23180), (2318, 22190), (2660, 19337), (3170, 16226), (4270, 12046), (4438, 11590), (4636, 11095), (5795, 8876), (6023, 8540), (6340, 8113)]