68928225

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 119307840

約数和(自身を除く): 50379615

約数列:

[1, 3, 5, 15, 25, 37, 59, 75, 111, 177, 185, 295, 421, 555, 885, 925, 1263, 1475, 2105, 2183, 2775, 4425, 6315, 6549, 10525, 10915, 15577, 24839, 31575, 32745, 46731, 54575, 74517, 77885, 124195, 163725, 233655, 372585, 389425, 620975, 919043, 1168275, 1862925, 2757129, 4595215, 13785645, 22976075, 68928225]

約数ペア:

[(1, 68928225), (3, 22976075), (5, 13785645), (15, 4595215), (25, 2757129), (37, 1862925), (59, 1168275), (75, 919043), (111, 620975), (177, 389425), (185, 372585), (295, 233655), (421, 163725), (555, 124195), (885, 77885), (925, 74517), (1263, 54575), (1475, 46731), (2105, 32745), (2183, 31575), (2775, 24839), (4425, 15577), (6315, 10915), (6549, 10525)]