72271430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1997}}^1$

素因数の和:2069

約数の個数: 64

約数和(自身を含む): 165722112

約数和(自身を除く): 93450682

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 47, 55, 70, 77, 94, 110, 154, 235, 329, 385, 470, 517, 658, 770, 1034, 1645, 1997, 2585, 3290, 3619, 3994, 5170, 7238, 9985, 13979, 18095, 19970, 21967, 27958, 36190, 43934, 69895, 93859, 109835, 139790, 153769, 187718, 219670, 307538, 469295, 657013, 768845, 938590, 1032449, 1314026, 1537690, 2064898, 3285065, 5162245, 6570130, 7227143, 10324490, 14454286, 36135715, 72271430]

約数ペア:

[(1, 72271430), (2, 36135715), (5, 14454286), (7, 10324490), (10, 7227143), (11, 6570130), (14, 5162245), (22, 3285065), (35, 2064898), (47, 1537690), (55, 1314026), (70, 1032449), (77, 938590), (94, 768845), (110, 657013), (154, 469295), (235, 307538), (329, 219670), (385, 187718), (470, 153769), (517, 139790), (658, 109835), (770, 93859), (1034, 69895), (1645, 43934), (1997, 36190), (2585, 27958), (3290, 21967), (3619, 19970), (3994, 18095), (5170, 13979), (7238, 9985)]