78129410

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 143776512

約数和(自身を除く): 65647102

約数列:

[1, 2, 5, 10, 61, 122, 263, 305, 487, 526, 610, 974, 1315, 2435, 2630, 4870, 16043, 29707, 32086, 59414, 80215, 128081, 148535, 160430, 256162, 297070, 640405, 1280810, 7812941, 15625882, 39064705, 78129410]

約数ペア:

[(1, 78129410), (2, 39064705), (5, 15625882), (10, 7812941), (61, 1280810), (122, 640405), (263, 297070), (305, 256162), (487, 160430), (526, 148535), (610, 128081), (974, 80215), (1315, 59414), (2435, 32086), (2630, 29707), (4870, 16043)]