8613280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 22670928

約数和(自身を除く): 14057648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 65, 80, 82, 101, 104, 130, 160, 164, 202, 205, 208, 260, 328, 404, 410, 416, 505, 520, 533, 656, 808, 820, 1010, 1040, 1066, 1312, 1313, 1616, 1640, 2020, 2080, 2132, 2626, 2665, 3232, 3280, 4040, 4141, 4264, 5252, 5330, 6560, 6565, 8080, 8282, 8528, 10504, 10660, 13130, 16160, 16564, 17056, 20705, 21008, 21320, 26260, 33128, 41410, 42016, 42640, 52520, 53833, 66256, 82820, 85280, 105040, 107666, 132512, 165640, 210080, 215332, 269165, 331280, 430664, 538330, 662560, 861328, 1076660, 1722656, 2153320, 4306640, 8613280]

約数ペア:

[(1, 8613280), (2, 4306640), (4, 2153320), (5, 1722656), (8, 1076660), (10, 861328), (13, 662560), (16, 538330), (20, 430664), (26, 331280), (32, 269165), (40, 215332), (41, 210080), (52, 165640), (65, 132512), (80, 107666), (82, 105040), (101, 85280), (104, 82820), (130, 66256), (160, 53833), (164, 52520), (202, 42640), (205, 42016), (208, 41410), (260, 33128), (328, 26260), (404, 21320), (410, 21008), (416, 20705), (505, 17056), (520, 16564), (533, 16160), (656, 13130), (808, 10660), (820, 10504), (1010, 8528), (1040, 8282), (1066, 8080), (1312, 6565), (1313, 6560), (1616, 5330), (1640, 5252), (2020, 4264), (2080, 4141), (2132, 4040), (2626, 3280), (2665, 3232)]