205740210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18191}}^1$

素因数の和:18243

約数の個数: 64

約数和(自身を含む): 550126080

約数和(自身を除く): 344385870

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1885, 2262, 3770, 5655, 11310, 18191, 36382, 54573, 90955, 109146, 181910, 236483, 272865, 472966, 527539, 545730, 709449, 1055078, 1182415, 1418898, 1582617, 2364830, 2637695, 3165234, 3547245, 5275390, 6858007, 7094490, 7913085, 13716014, 15826170, 20574021, 34290035, 41148042, 68580070, 102870105, 205740210]

約数ペア:

[(1, 205740210), (2, 102870105), (3, 68580070), (5, 41148042), (6, 34290035), (10, 20574021), (13, 15826170), (15, 13716014), (26, 7913085), (29, 7094490), (30, 6858007), (39, 5275390), (58, 3547245), (65, 3165234), (78, 2637695), (87, 2364830), (130, 1582617), (145, 1418898), (174, 1182415), (195, 1055078), (290, 709449), (377, 545730), (390, 527539), (435, 472966), (754, 272865), (870, 236483), (1131, 181910), (1885, 109146), (2262, 90955), (3770, 54573), (5655, 36382), (11310, 18191)]