268274620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{25453}}^1$

素因数の和:25510

約数の個数: 48

約数和(自身を含む): 615783168

約数和(自身を除く): 347508548

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 5270, 10540, 25453, 50906, 101812, 127265, 254530, 432701, 509060, 789043, 865402, 1578086, 1730804, 2163505, 3156172, 3945215, 4327010, 7890430, 8654020, 13413731, 15780860, 26827462, 53654924, 67068655, 134137310, 268274620]

約数ペア:

[(1, 268274620), (2, 134137310), (4, 67068655), (5, 53654924), (10, 26827462), (17, 15780860), (20, 13413731), (31, 8654020), (34, 7890430), (62, 4327010), (68, 3945215), (85, 3156172), (124, 2163505), (155, 1730804), (170, 1578086), (310, 865402), (340, 789043), (527, 509060), (620, 432701), (1054, 254530), (2108, 127265), (2635, 101812), (5270, 50906), (10540, 25453)]