167617580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 385714224

約数和(自身を除く): 218096644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 169, 202, 260, 338, 404, 491, 505, 676, 845, 982, 1010, 1313, 1690, 1964, 2020, 2455, 2626, 3380, 4910, 5252, 6383, 6565, 9820, 12766, 13130, 17069, 25532, 26260, 31915, 34138, 49591, 63830, 68276, 82979, 85345, 99182, 127660, 165958, 170690, 198364, 247955, 331916, 341380, 414895, 495910, 644683, 829790, 991820, 1289366, 1659580, 2578732, 3223415, 6446830, 8380879, 12893660, 16761758, 33523516, 41904395, 83808790, 167617580]

約数ペア:

[(1, 167617580), (2, 83808790), (4, 41904395), (5, 33523516), (10, 16761758), (13, 12893660), (20, 8380879), (26, 6446830), (52, 3223415), (65, 2578732), (101, 1659580), (130, 1289366), (169, 991820), (202, 829790), (260, 644683), (338, 495910), (404, 414895), (491, 341380), (505, 331916), (676, 247955), (845, 198364), (982, 170690), (1010, 165958), (1313, 127660), (1690, 99182), (1964, 85345), (2020, 82979), (2455, 68276), (2626, 63830), (3380, 49591), (4910, 34138), (5252, 31915), (6383, 26260), (6565, 25532), (9820, 17069), (12766, 13130)]