251452448

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{4003}}^1$

素因数の和:4177

約数の個数: 48

約数和(自身を含む): 536792256

約数和(自身を除く): 285339808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 151, 208, 302, 416, 604, 1208, 1963, 2416, 3926, 4003, 4832, 7852, 8006, 15704, 16012, 31408, 32024, 52039, 62816, 64048, 104078, 128096, 208156, 416312, 604453, 832624, 1208906, 1665248, 2417812, 4835624, 7857889, 9671248, 15715778, 19342496, 31431556, 62863112, 125726224, 251452448]

約数ペア:

[(1, 251452448), (2, 125726224), (4, 62863112), (8, 31431556), (13, 19342496), (16, 15715778), (26, 9671248), (32, 7857889), (52, 4835624), (104, 2417812), (151, 1665248), (208, 1208906), (302, 832624), (416, 604453), (604, 416312), (1208, 208156), (1963, 128096), (2416, 104078), (3926, 64048), (4003, 62816), (4832, 52039), (7852, 32024), (8006, 31408), (15704, 16012)]