52489970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 108864000

約数和(自身を除く): 56374030

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 79, 95, 130, 158, 190, 247, 269, 395, 494, 538, 790, 1027, 1235, 1345, 1501, 2054, 2470, 2690, 3002, 3497, 5111, 5135, 6994, 7505, 10222, 10270, 15010, 17485, 19513, 21251, 25555, 34970, 39026, 42502, 51110, 66443, 97565, 106255, 132886, 195130, 212510, 276263, 332215, 403769, 552526, 664430, 807538, 1381315, 2018845, 2762630, 4037690, 5248997, 10497994, 26244985, 52489970]

約数ペア:

[(1, 52489970), (2, 26244985), (5, 10497994), (10, 5248997), (13, 4037690), (19, 2762630), (26, 2018845), (38, 1381315), (65, 807538), (79, 664430), (95, 552526), (130, 403769), (158, 332215), (190, 276263), (247, 212510), (269, 195130), (395, 132886), (494, 106255), (538, 97565), (790, 66443), (1027, 51110), (1235, 42502), (1345, 39026), (1501, 34970), (2054, 25555), (2470, 21251), (2690, 19513), (3002, 17485), (3497, 15010), (5111, 10270), (5135, 10222), (6994, 7505)]