55531490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 123171840

約数和(自身を除く): 67640350

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 43, 70, 86, 95, 133, 190, 215, 266, 301, 430, 602, 665, 817, 971, 1330, 1505, 1634, 1942, 3010, 4085, 4855, 5719, 6797, 8170, 9710, 11438, 13594, 18449, 28595, 33985, 36898, 41753, 57190, 67970, 83506, 92245, 129143, 184490, 208765, 258286, 292271, 417530, 584542, 645715, 793307, 1291430, 1461355, 1586614, 2922710, 3966535, 5553149, 7933070, 11106298, 27765745, 55531490]

約数ペア:

[(1, 55531490), (2, 27765745), (5, 11106298), (7, 7933070), (10, 5553149), (14, 3966535), (19, 2922710), (35, 1586614), (38, 1461355), (43, 1291430), (70, 793307), (86, 645715), (95, 584542), (133, 417530), (190, 292271), (215, 258286), (266, 208765), (301, 184490), (430, 129143), (602, 92245), (665, 83506), (817, 67970), (971, 57190), (1330, 41753), (1505, 36898), (1634, 33985), (1942, 28595), (3010, 18449), (4085, 13594), (4855, 11438), (5719, 9710), (6797, 8170)]