790717990

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1\times {\mathrm{3079}}^1$

素因数の和:3568

約数の個数: 32

約数和(自身を含む): 1450532160

約数和(自身を除く): 659814170

約数列:

[1, 2, 5, 10, 61, 122, 305, 421, 610, 842, 2105, 3079, 4210, 6158, 15395, 25681, 30790, 51362, 128405, 187819, 256810, 375638, 939095, 1296259, 1878190, 2592518, 6481295, 12962590, 79071799, 158143598, 395358995, 790717990]

約数ペア:

[(1, 790717990), (2, 395358995), (5, 158143598), (10, 79071799), (61, 12962590), (122, 6481295), (305, 2592518), (421, 1878190), (610, 1296259), (842, 939095), (2105, 375638), (3079, 256810), (4210, 187819), (6158, 128405), (15395, 51362), (25681, 30790)]