208099580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{11273}}^1$

素因数の和:11366

約数の個数: 48

約数和(自身を含む): 477296064

約数和(自身を除く): 269196484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 11273, 18460, 22546, 45092, 56365, 112730, 146549, 225460, 293098, 586196, 732745, 800383, 1465490, 1600766, 2930980, 3201532, 4001915, 8003830, 10404979, 16007660, 20809958, 41619916, 52024895, 104049790, 208099580]

約数ペア:

[(1, 208099580), (2, 104049790), (4, 52024895), (5, 41619916), (10, 20809958), (13, 16007660), (20, 10404979), (26, 8003830), (52, 4001915), (65, 3201532), (71, 2930980), (130, 1600766), (142, 1465490), (260, 800383), (284, 732745), (355, 586196), (710, 293098), (923, 225460), (1420, 146549), (1846, 112730), (3692, 56365), (4615, 45092), (9230, 22546), (11273, 18460)]