165908590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 321822720

約数和(自身を除く): 155914130

約数列:

[1, 2, 5, 10, 31, 47, 59, 62, 94, 118, 155, 193, 235, 295, 310, 386, 470, 590, 965, 1457, 1829, 1930, 2773, 2914, 3658, 5546, 5983, 7285, 9071, 9145, 11387, 11966, 13865, 14570, 18142, 18290, 22774, 27730, 29915, 45355, 56935, 59830, 85963, 90710, 113870, 171926, 281201, 352997, 429815, 535189, 562402, 705994, 859630, 1070378, 1406005, 1764985, 2675945, 2812010, 3529970, 5351890, 16590859, 33181718, 82954295, 165908590]

約数ペア:

[(1, 165908590), (2, 82954295), (5, 33181718), (10, 16590859), (31, 5351890), (47, 3529970), (59, 2812010), (62, 2675945), (94, 1764985), (118, 1406005), (155, 1070378), (193, 859630), (235, 705994), (295, 562402), (310, 535189), (386, 429815), (470, 352997), (590, 281201), (965, 171926), (1457, 113870), (1829, 90710), (1930, 85963), (2773, 59830), (2914, 56935), (3658, 45355), (5546, 29915), (5983, 27730), (7285, 22774), (9071, 18290), (9145, 18142), (11387, 14570), (11966, 13865)]