263260900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5297}}^1$

素因数の和:5389

約数の個数: 72

約数和(自身を含む): 662207616

約数和(自身を除く): 398946716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 994, 1420, 1775, 1988, 2485, 3550, 4970, 5297, 7100, 9940, 10594, 12425, 21188, 24850, 26485, 37079, 49700, 52970, 74158, 105940, 132425, 148316, 185395, 264850, 370790, 376087, 529700, 741580, 752174, 926975, 1504348, 1853950, 1880435, 2632609, 3707900, 3760870, 5265218, 7521740, 9402175, 10530436, 13163045, 18804350, 26326090, 37608700, 52652180, 65815225, 131630450, 263260900]

約数ペア:

[(1, 263260900), (2, 131630450), (4, 65815225), (5, 52652180), (7, 37608700), (10, 26326090), (14, 18804350), (20, 13163045), (25, 10530436), (28, 9402175), (35, 7521740), (50, 5265218), (70, 3760870), (71, 3707900), (100, 2632609), (140, 1880435), (142, 1853950), (175, 1504348), (284, 926975), (350, 752174), (355, 741580), (497, 529700), (700, 376087), (710, 370790), (994, 264850), (1420, 185395), (1775, 148316), (1988, 132425), (2485, 105940), (3550, 74158), (4970, 52970), (5297, 49700), (7100, 37079), (9940, 26485), (10594, 24850), (12425, 21188)]