51898548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 132773088

約数和(自身を除く): 80874540

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 157, 163, 169, 314, 326, 338, 471, 489, 507, 628, 652, 676, 942, 978, 1014, 1884, 1956, 2028, 2041, 2119, 4082, 4238, 6123, 6357, 8164, 8476, 12246, 12714, 24492, 25428, 25591, 26533, 27547, 51182, 53066, 55094, 76773, 79599, 82641, 102364, 106132, 110188, 153546, 159198, 165282, 307092, 318396, 330564, 332683, 665366, 998049, 1330732, 1996098, 3992196, 4324879, 8649758, 12974637, 17299516, 25949274, 51898548]

約数ペア:

[(1, 51898548), (2, 25949274), (3, 17299516), (4, 12974637), (6, 8649758), (12, 4324879), (13, 3992196), (26, 1996098), (39, 1330732), (52, 998049), (78, 665366), (156, 332683), (157, 330564), (163, 318396), (169, 307092), (314, 165282), (326, 159198), (338, 153546), (471, 110188), (489, 106132), (507, 102364), (628, 82641), (652, 79599), (676, 76773), (942, 55094), (978, 53066), (1014, 51182), (1884, 27547), (1956, 26533), (2028, 25591), (2041, 25428), (2119, 24492), (4082, 12714), (4238, 12246), (6123, 8476), (6357, 8164)]