998224760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{12713}}^1$

素因数の和:12888

約数の個数: 64

約数和(自身を含む): 2434985280

約数和(自身を除く): 1436760520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 151, 260, 302, 520, 604, 755, 1208, 1510, 1963, 3020, 3926, 6040, 7852, 9815, 12713, 15704, 19630, 25426, 39260, 50852, 63565, 78520, 101704, 127130, 165269, 254260, 330538, 508520, 661076, 826345, 1322152, 1652690, 1919663, 3305380, 3839326, 6610760, 7678652, 9598315, 15357304, 19196630, 24955619, 38393260, 49911238, 76786520, 99822476, 124778095, 199644952, 249556190, 499112380, 998224760]

約数ペア:

[(1, 998224760), (2, 499112380), (4, 249556190), (5, 199644952), (8, 124778095), (10, 99822476), (13, 76786520), (20, 49911238), (26, 38393260), (40, 24955619), (52, 19196630), (65, 15357304), (104, 9598315), (130, 7678652), (151, 6610760), (260, 3839326), (302, 3305380), (520, 1919663), (604, 1652690), (755, 1322152), (1208, 826345), (1510, 661076), (1963, 508520), (3020, 330538), (3926, 254260), (6040, 165269), (7852, 127130), (9815, 101704), (12713, 78520), (15704, 63565), (19630, 50852), (25426, 39260)]