77887430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{853}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 146833344

約数和(自身を除く): 68945914

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 397, 794, 853, 1706, 1985, 3970, 4265, 8530, 9131, 18262, 19619, 39238, 45655, 91310, 98095, 196190, 338641, 677282, 1693205, 3386410, 7788743, 15577486, 38943715, 77887430]

約数ペア:

[(1, 77887430), (2, 38943715), (5, 15577486), (10, 7788743), (23, 3386410), (46, 1693205), (115, 677282), (230, 338641), (397, 196190), (794, 98095), (853, 91310), (1706, 45655), (1985, 39238), (3970, 19619), (4265, 18262), (8530, 9131)]