51453220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1663}}^1$

素因数の和:1709

約数の個数: 96

約数和(自身を含む): 140894208

約数和(自身を除く): 89440988

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 884, 910, 1105, 1190, 1547, 1663, 1820, 2210, 2380, 3094, 3326, 4420, 6188, 6652, 7735, 8315, 11641, 15470, 16630, 21619, 23282, 28271, 30940, 33260, 43238, 46564, 56542, 58205, 86476, 108095, 113084, 116410, 141355, 151333, 197897, 216190, 232820, 282710, 302666, 367523, 395794, 432380, 565420, 605332, 735046, 756665, 791588, 989485, 1470092, 1513330, 1837615, 1978970, 2572661, 3026660, 3675230, 3957940, 5145322, 7350460, 10290644, 12863305, 25726610, 51453220]

約数ペア:

[(1, 51453220), (2, 25726610), (4, 12863305), (5, 10290644), (7, 7350460), (10, 5145322), (13, 3957940), (14, 3675230), (17, 3026660), (20, 2572661), (26, 1978970), (28, 1837615), (34, 1513330), (35, 1470092), (52, 989485), (65, 791588), (68, 756665), (70, 735046), (85, 605332), (91, 565420), (119, 432380), (130, 395794), (140, 367523), (170, 302666), (182, 282710), (221, 232820), (238, 216190), (260, 197897), (340, 151333), (364, 141355), (442, 116410), (455, 113084), (476, 108095), (595, 86476), (884, 58205), (910, 56542), (1105, 46564), (1190, 43238), (1547, 33260), (1663, 30940), (1820, 28271), (2210, 23282), (2380, 21619), (3094, 16630), (3326, 15470), (4420, 11641), (6188, 8315), (6652, 7735)]