208080748

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{433}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 398974464

約数和(自身を除く): 190893716

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 191, 382, 433, 629, 764, 866, 1258, 1732, 2516, 3247, 6494, 7067, 7361, 12988, 14134, 14722, 16021, 28268, 29444, 32042, 64084, 82703, 120139, 165406, 240278, 272357, 330812, 480556, 544714, 1089428, 1405951, 2811902, 3060011, 5623804, 6120022, 12240044, 52020187, 104040374, 208080748]

約数ペア:

[(1, 208080748), (2, 104040374), (4, 52020187), (17, 12240044), (34, 6120022), (37, 5623804), (68, 3060011), (74, 2811902), (148, 1405951), (191, 1089428), (382, 544714), (433, 480556), (629, 330812), (764, 272357), (866, 240278), (1258, 165406), (1732, 120139), (2516, 82703), (3247, 64084), (6494, 32042), (7067, 29444), (7361, 28268), (12988, 16021), (14134, 14722)]