85364240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1039}}^1$

素因数の和:1144

約数の個数: 80

約数和(自身を含む): 216652800

約数和(自身を除く): 131288560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 1027, 1039, 1040, 1264, 1580, 2054, 2078, 3160, 4108, 4156, 5135, 5195, 6320, 8216, 8312, 10270, 10390, 13507, 16432, 16624, 20540, 20780, 27014, 41080, 41560, 54028, 67535, 82081, 82160, 83120, 108056, 135070, 164162, 216112, 270140, 328324, 410405, 540280, 656648, 820810, 1067053, 1080560, 1313296, 1641620, 2134106, 3283240, 4268212, 5335265, 6566480, 8536424, 10670530, 17072848, 21341060, 42682120, 85364240]

約数ペア:

[(1, 85364240), (2, 42682120), (4, 21341060), (5, 17072848), (8, 10670530), (10, 8536424), (13, 6566480), (16, 5335265), (20, 4268212), (26, 3283240), (40, 2134106), (52, 1641620), (65, 1313296), (79, 1080560), (80, 1067053), (104, 820810), (130, 656648), (158, 540280), (208, 410405), (260, 328324), (316, 270140), (395, 216112), (520, 164162), (632, 135070), (790, 108056), (1027, 83120), (1039, 82160), (1040, 82081), (1264, 67535), (1580, 54028), (2054, 41560), (2078, 41080), (3160, 27014), (4108, 20780), (4156, 20540), (5135, 16624), (5195, 16432), (6320, 13507), (8216, 10390), (8312, 10270)]