66904240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2797}}^1$

素因数の和:2846

約数の個数: 80

約数和(自身を含む): 174863808

約数和(自身を除く): 107959568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2797, 2990, 4784, 5594, 5980, 11188, 11960, 13985, 22376, 23920, 27970, 36361, 44752, 55940, 64331, 72722, 111880, 128662, 145444, 181805, 223760, 257324, 290888, 321655, 363610, 514648, 581776, 643310, 727220, 836303, 1029296, 1286620, 1454440, 1672606, 2573240, 2908880, 3345212, 4181515, 5146480, 6690424, 8363030, 13380848, 16726060, 33452120, 66904240]

約数ペア:

[(1, 66904240), (2, 33452120), (4, 16726060), (5, 13380848), (8, 8363030), (10, 6690424), (13, 5146480), (16, 4181515), (20, 3345212), (23, 2908880), (26, 2573240), (40, 1672606), (46, 1454440), (52, 1286620), (65, 1029296), (80, 836303), (92, 727220), (104, 643310), (115, 581776), (130, 514648), (184, 363610), (208, 321655), (230, 290888), (260, 257324), (299, 223760), (368, 181805), (460, 145444), (520, 128662), (598, 111880), (920, 72722), (1040, 64331), (1196, 55940), (1495, 44752), (1840, 36361), (2392, 27970), (2797, 23920), (2990, 22376), (4784, 13985), (5594, 11960), (5980, 11188)]