4489098640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{15361}}^1$

素因数の和:15668

約数の個数: 80

約数和(自身を含む): 11280746736

約数和(自身を除く): 6791648096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 281, 520, 562, 1040, 1124, 1405, 2248, 2810, 3653, 4496, 5620, 7306, 11240, 14612, 15361, 18265, 22480, 29224, 30722, 36530, 58448, 61444, 73060, 76805, 122888, 146120, 153610, 199693, 245776, 292240, 307220, 399386, 614440, 798772, 998465, 1228880, 1597544, 1996930, 3195088, 3993860, 4316441, 7987720, 8632882, 15975440, 17265764, 21582205, 34531528, 43164410, 56113733, 69063056, 86328820, 112227466, 172657640, 224454932, 280568665, 345315280, 448909864, 561137330, 897819728, 1122274660, 2244549320, 4489098640]

約数ペア:

[(1, 4489098640), (2, 2244549320), (4, 1122274660), (5, 897819728), (8, 561137330), (10, 448909864), (13, 345315280), (16, 280568665), (20, 224454932), (26, 172657640), (40, 112227466), (52, 86328820), (65, 69063056), (80, 56113733), (104, 43164410), (130, 34531528), (208, 21582205), (260, 17265764), (281, 15975440), (520, 8632882), (562, 7987720), (1040, 4316441), (1124, 3993860), (1405, 3195088), (2248, 1996930), (2810, 1597544), (3653, 1228880), (4496, 998465), (5620, 798772), (7306, 614440), (11240, 399386), (14612, 307220), (15361, 292240), (18265, 245776), (22480, 199693), (29224, 153610), (30722, 146120), (36530, 122888), (58448, 76805), (61444, 73060)]