31581030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6229}}^1$

素因数の和:6265

約数の個数: 48

約数和(自身を含む): 82086480

約数和(自身を除く): 50505450

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 6229, 12458, 18687, 31145, 37374, 62290, 80977, 93435, 161954, 186870, 242931, 404885, 485862, 809770, 1052701, 1214655, 2105402, 2429310, 3158103, 5263505, 6316206, 10527010, 15790515, 31581030]

約数ペア:

[(1, 31581030), (2, 15790515), (3, 10527010), (5, 6316206), (6, 5263505), (10, 3158103), (13, 2429310), (15, 2105402), (26, 1214655), (30, 1052701), (39, 809770), (65, 485862), (78, 404885), (130, 242931), (169, 186870), (195, 161954), (338, 93435), (390, 80977), (507, 62290), (845, 37374), (1014, 31145), (1690, 18687), (2535, 12458), (5070, 6229)]