255492715

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 332928000

約数和(自身を除く): 77435285

約数列:

[1, 5, 19, 59, 79, 95, 295, 395, 577, 1121, 1501, 2885, 4661, 5605, 7505, 10963, 23305, 34043, 45583, 54815, 88559, 170215, 227915, 442795, 646817, 866077, 2689397, 3234085, 4330385, 13446985, 51098543, 255492715]

約数ペア:

[(1, 255492715), (5, 51098543), (19, 13446985), (59, 4330385), (79, 3234085), (95, 2689397), (295, 866077), (395, 646817), (577, 442795), (1121, 227915), (1501, 170215), (2885, 88559), (4661, 54815), (5605, 45583), (7505, 34043), (10963, 23305)]