51680655

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{167}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 101451168

約数和(自身を除く): 49770513

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 167, 195, 207, 299, 345, 501, 529, 585, 835, 897, 1035, 1495, 1503, 1587, 2171, 2505, 2645, 2691, 3841, 4485, 4761, 6513, 6877, 7515, 7935, 10855, 11523, 13455, 19205, 19539, 20631, 23805, 32565, 34385, 34569, 49933, 57615, 61893, 88343, 97695, 103155, 149799, 172845, 249665, 265029, 309465, 441715, 449397, 748995, 795087, 1148459, 1325145, 2246985, 3445377, 3975435, 5742295, 10336131, 17226885, 51680655]

約数ペア:

[(1, 51680655), (3, 17226885), (5, 10336131), (9, 5742295), (13, 3975435), (15, 3445377), (23, 2246985), (39, 1325145), (45, 1148459), (65, 795087), (69, 748995), (115, 449397), (117, 441715), (167, 309465), (195, 265029), (207, 249665), (299, 172845), (345, 149799), (501, 103155), (529, 97695), (585, 88343), (835, 61893), (897, 57615), (1035, 49933), (1495, 34569), (1503, 34385), (1587, 32565), (2171, 23805), (2505, 20631), (2645, 19539), (2691, 19205), (3841, 13455), (4485, 11523), (4761, 10855), (6513, 7935), (6877, 7515)]