25601990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 48461760

約数和(自身を除く): 22859770

約数列:

[1, 2, 5, 10, 23, 46, 115, 157, 230, 314, 709, 785, 1418, 1570, 3545, 3611, 7090, 7222, 16307, 18055, 32614, 36110, 81535, 111313, 163070, 222626, 556565, 1113130, 2560199, 5120398, 12800995, 25601990]

約数ペア:

[(1, 25601990), (2, 12800995), (5, 5120398), (10, 2560199), (23, 1113130), (46, 556565), (115, 222626), (157, 163070), (230, 111313), (314, 81535), (709, 36110), (785, 32614), (1418, 18055), (1570, 16307), (3545, 7222), (3611, 7090)]