201085780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:553

約数の個数: 96

約数和(自身を含む): 507741696

約数和(自身を除く): 306655916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 197, 230, 317, 322, 394, 460, 634, 644, 788, 805, 985, 1268, 1379, 1585, 1610, 1970, 2219, 2758, 3170, 3220, 3940, 4438, 4531, 5516, 6340, 6895, 7291, 8876, 9062, 11095, 13790, 14582, 18124, 22190, 22655, 27580, 29164, 31717, 36455, 44380, 45310, 51037, 62449, 63434, 72910, 90620, 102074, 124898, 126868, 145820, 158585, 204148, 249796, 255185, 312245, 317170, 437143, 510370, 624490, 634340, 874286, 1020740, 1248980, 1436327, 1748572, 2185715, 2872654, 4371430, 5745308, 7181635, 8742860, 10054289, 14363270, 20108578, 28726540, 40217156, 50271445, 100542890, 201085780]

約数ペア:

[(1, 201085780), (2, 100542890), (4, 50271445), (5, 40217156), (7, 28726540), (10, 20108578), (14, 14363270), (20, 10054289), (23, 8742860), (28, 7181635), (35, 5745308), (46, 4371430), (70, 2872654), (92, 2185715), (115, 1748572), (140, 1436327), (161, 1248980), (197, 1020740), (230, 874286), (317, 634340), (322, 624490), (394, 510370), (460, 437143), (634, 317170), (644, 312245), (788, 255185), (805, 249796), (985, 204148), (1268, 158585), (1379, 145820), (1585, 126868), (1610, 124898), (1970, 102074), (2219, 90620), (2758, 72910), (3170, 63434), (3220, 62449), (3940, 51037), (4438, 45310), (4531, 44380), (5516, 36455), (6340, 31717), (6895, 29164), (7291, 27580), (8876, 22655), (9062, 22190), (11095, 18124), (13790, 14582)]