77172784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1193}}^1$

素因数の和:1525

約数の個数: 40

約数和(自身を含む): 161677152

約数和(自身を除く): 84504368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311, 622, 1193, 1244, 2386, 2488, 4043, 4772, 4976, 8086, 9544, 15509, 16172, 19088, 31018, 32344, 62036, 64688, 124072, 248144, 371023, 742046, 1484092, 2968184, 4823299, 5936368, 9646598, 19293196, 38586392, 77172784]

約数ペア:

[(1, 77172784), (2, 38586392), (4, 19293196), (8, 9646598), (13, 5936368), (16, 4823299), (26, 2968184), (52, 1484092), (104, 742046), (208, 371023), (311, 248144), (622, 124072), (1193, 64688), (1244, 62036), (2386, 32344), (2488, 31018), (4043, 19088), (4772, 16172), (4976, 15509), (8086, 9544)]