64885604

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 139426560

約数和(自身を除く): 74540956

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 59, 62, 98, 118, 124, 181, 196, 217, 236, 362, 413, 434, 724, 826, 868, 1267, 1519, 1652, 1829, 2534, 2891, 3038, 3658, 5068, 5611, 5782, 6076, 7316, 8869, 10679, 11222, 11564, 12803, 17738, 21358, 22444, 25606, 35476, 39277, 42716, 51212, 74753, 78554, 89621, 149506, 157108, 179242, 274939, 299012, 331049, 358484, 523271, 549878, 662098, 1046542, 1099756, 1324196, 2093084, 2317343, 4634686, 9269372, 16221401, 32442802, 64885604]

約数ペア:

[(1, 64885604), (2, 32442802), (4, 16221401), (7, 9269372), (14, 4634686), (28, 2317343), (31, 2093084), (49, 1324196), (59, 1099756), (62, 1046542), (98, 662098), (118, 549878), (124, 523271), (181, 358484), (196, 331049), (217, 299012), (236, 274939), (362, 179242), (413, 157108), (434, 149506), (724, 89621), (826, 78554), (868, 74753), (1267, 51212), (1519, 42716), (1652, 39277), (1829, 35476), (2534, 25606), (2891, 22444), (3038, 21358), (3658, 17738), (5068, 12803), (5611, 11564), (5782, 11222), (6076, 10679), (7316, 8869)]