64174240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30853}}^1$

素因数の和:30881

約数の個数: 48

約数和(自身を含む): 163279368

約数和(自身を除く): 99105128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 30853, 61706, 123412, 154265, 246824, 308530, 401089, 493648, 617060, 802178, 987296, 1234120, 1604356, 2005445, 2468240, 3208712, 4010890, 4936480, 6417424, 8021780, 12834848, 16043560, 32087120, 64174240]

約数ペア:

[(1, 64174240), (2, 32087120), (4, 16043560), (5, 12834848), (8, 8021780), (10, 6417424), (13, 4936480), (16, 4010890), (20, 3208712), (26, 2468240), (32, 2005445), (40, 1604356), (52, 1234120), (65, 987296), (80, 802178), (104, 617060), (130, 493648), (160, 401089), (208, 308530), (260, 246824), (416, 154265), (520, 123412), (1040, 61706), (2080, 30853)]