80205210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{5981}}^1$

素因数の和:6143

約数の個数: 48

約数和(自身を含む): 209968200

約数和(自身を除く): 129762990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 298, 447, 745, 894, 1341, 1490, 2235, 2682, 4470, 5981, 6705, 11962, 13410, 17943, 29905, 35886, 53829, 59810, 89715, 107658, 179430, 269145, 538290, 891169, 1782338, 2673507, 4455845, 5347014, 8020521, 8911690, 13367535, 16041042, 26735070, 40102605, 80205210]

約数ペア:

[(1, 80205210), (2, 40102605), (3, 26735070), (5, 16041042), (6, 13367535), (9, 8911690), (10, 8020521), (15, 5347014), (18, 4455845), (30, 2673507), (45, 1782338), (90, 891169), (149, 538290), (298, 269145), (447, 179430), (745, 107658), (894, 89715), (1341, 59810), (1490, 53829), (2235, 35886), (2682, 29905), (4470, 17943), (5981, 13410), (6705, 11962)]