156777890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{1931}}^1$

素因数の和:2314

約数の個数: 32

約数和(自身を含む): 295456896

約数和(自身を除く): 138679006

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 353, 706, 1765, 1931, 3530, 3862, 8119, 9655, 16238, 19310, 40595, 44413, 81190, 88826, 222065, 444130, 681643, 1363286, 3408215, 6816430, 15677789, 31355578, 78388945, 156777890]

約数ペア:

[(1, 156777890), (2, 78388945), (5, 31355578), (10, 15677789), (23, 6816430), (46, 3408215), (115, 1363286), (230, 681643), (353, 444130), (706, 222065), (1765, 88826), (1931, 81190), (3530, 44413), (3862, 40595), (8119, 19310), (9655, 16238)]