254857330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{40009}}^1$

素因数の和:40043

約数の個数: 48

約数和(自身を含む): 574703640

約数和(自身を除く): 319846310

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 40009, 80018, 200045, 280063, 400090, 520117, 560126, 1040234, 1400315, 1960441, 2600585, 2800630, 3640819, 3920882, 5201170, 7281638, 9802205, 18204095, 19604410, 25485733, 36408190, 50971466, 127428665, 254857330]

約数ペア:

[(1, 254857330), (2, 127428665), (5, 50971466), (7, 36408190), (10, 25485733), (13, 19604410), (14, 18204095), (26, 9802205), (35, 7281638), (49, 5201170), (65, 3920882), (70, 3640819), (91, 2800630), (98, 2600585), (130, 1960441), (182, 1400315), (245, 1040234), (455, 560126), (490, 520117), (637, 400090), (910, 280063), (1274, 200045), (3185, 80018), (6370, 40009)]