25688910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 66931200

約数和(自身を除く): 41242290

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 199, 331, 390, 398, 597, 662, 993, 995, 1194, 1655, 1986, 1990, 2587, 2985, 3310, 4303, 4965, 5174, 5970, 7761, 8606, 9930, 12909, 12935, 15522, 21515, 25818, 25870, 38805, 43030, 64545, 65869, 77610, 129090, 131738, 197607, 329345, 395214, 658690, 856297, 988035, 1712594, 1976070, 2568891, 4281485, 5137782, 8562970, 12844455, 25688910]

約数ペア:

[(1, 25688910), (2, 12844455), (3, 8562970), (5, 5137782), (6, 4281485), (10, 2568891), (13, 1976070), (15, 1712594), (26, 988035), (30, 856297), (39, 658690), (65, 395214), (78, 329345), (130, 197607), (195, 131738), (199, 129090), (331, 77610), (390, 65869), (398, 64545), (597, 43030), (662, 38805), (993, 25870), (995, 25818), (1194, 21515), (1655, 15522), (1986, 12935), (1990, 12909), (2587, 9930), (2985, 8606), (3310, 7761), (4303, 5970), (4965, 5174)]