205875690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{929}}^1$

素因数の和:1111

約数の個数: 64

約数和(自身を含む): 506217600

約数和(自身を除く): 300341910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 89, 166, 178, 249, 267, 415, 445, 498, 534, 830, 890, 929, 1245, 1335, 1858, 2490, 2670, 2787, 4645, 5574, 7387, 9290, 13935, 14774, 22161, 27870, 36935, 44322, 73870, 77107, 82681, 110805, 154214, 165362, 221610, 231321, 248043, 385535, 413405, 462642, 496086, 771070, 826810, 1156605, 1240215, 2313210, 2480430, 6862523, 13725046, 20587569, 34312615, 41175138, 68625230, 102937845, 205875690]

約数ペア:

[(1, 205875690), (2, 102937845), (3, 68625230), (5, 41175138), (6, 34312615), (10, 20587569), (15, 13725046), (30, 6862523), (83, 2480430), (89, 2313210), (166, 1240215), (178, 1156605), (249, 826810), (267, 771070), (415, 496086), (445, 462642), (498, 413405), (534, 385535), (830, 248043), (890, 231321), (929, 221610), (1245, 165362), (1335, 154214), (1858, 110805), (2490, 82681), (2670, 77107), (2787, 73870), (4645, 44322), (5574, 36935), (7387, 27870), (9290, 22161), (13935, 14774)]