25963640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 61313760

約数和(自身を除く): 35350120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 106, 148, 185, 212, 265, 296, 331, 370, 424, 530, 662, 740, 1060, 1324, 1480, 1655, 1961, 2120, 2648, 3310, 3922, 6620, 7844, 9805, 12247, 13240, 15688, 17543, 19610, 24494, 35086, 39220, 48988, 61235, 70172, 78440, 87715, 97976, 122470, 140344, 175430, 244940, 350860, 489880, 649091, 701720, 1298182, 2596364, 3245455, 5192728, 6490910, 12981820, 25963640]

約数ペア:

[(1, 25963640), (2, 12981820), (4, 6490910), (5, 5192728), (8, 3245455), (10, 2596364), (20, 1298182), (37, 701720), (40, 649091), (53, 489880), (74, 350860), (106, 244940), (148, 175430), (185, 140344), (212, 122470), (265, 97976), (296, 87715), (331, 78440), (370, 70172), (424, 61235), (530, 48988), (662, 39220), (740, 35086), (1060, 24494), (1324, 19610), (1480, 17543), (1655, 15688), (1961, 13240), (2120, 12247), (2648, 9805), (3310, 7844), (3922, 6620)]