51933640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 138568320

約数和(自身を除く): 86634680

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 53, 55, 68, 85, 88, 106, 110, 131, 136, 170, 187, 212, 220, 262, 265, 340, 374, 424, 440, 524, 530, 583, 655, 680, 748, 901, 935, 1048, 1060, 1166, 1310, 1441, 1496, 1802, 1870, 2120, 2227, 2332, 2620, 2882, 2915, 3604, 3740, 4454, 4505, 4664, 5240, 5764, 5830, 6943, 7205, 7208, 7480, 8908, 9010, 9911, 11135, 11528, 11660, 13886, 14410, 17816, 18020, 19822, 22270, 23320, 24497, 27772, 28820, 34715, 36040, 39644, 44540, 48994, 49555, 55544, 57640, 69430, 76373, 79288, 89080, 97988, 99110, 118031, 122485, 138860, 152746, 195976, 198220, 236062, 244970, 277720, 305492, 381865, 396440, 472124, 489940, 590155, 610984, 763730, 944248, 979880, 1180310, 1298341, 1527460, 2360620, 2596682, 3054920, 4721240, 5193364, 6491705, 10386728, 12983410, 25966820, 51933640]

約数ペア:

[(1, 51933640), (2, 25966820), (4, 12983410), (5, 10386728), (8, 6491705), (10, 5193364), (11, 4721240), (17, 3054920), (20, 2596682), (22, 2360620), (34, 1527460), (40, 1298341), (44, 1180310), (53, 979880), (55, 944248), (68, 763730), (85, 610984), (88, 590155), (106, 489940), (110, 472124), (131, 396440), (136, 381865), (170, 305492), (187, 277720), (212, 244970), (220, 236062), (262, 198220), (265, 195976), (340, 152746), (374, 138860), (424, 122485), (440, 118031), (524, 99110), (530, 97988), (583, 89080), (655, 79288), (680, 76373), (748, 69430), (901, 57640), (935, 55544), (1048, 49555), (1060, 48994), (1166, 44540), (1310, 39644), (1441, 36040), (1496, 34715), (1802, 28820), (1870, 27772), (2120, 24497), (2227, 23320), (2332, 22270), (2620, 19822), (2882, 18020), (2915, 17816), (3604, 14410), (3740, 13886), (4454, 11660), (4505, 11528), (4664, 11135), (5240, 9911), (5764, 9010), (5830, 8908), (6943, 7480), (7205, 7208)]