66850420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1649

約数の個数: 96

約数和(自身を含む): 180407808

約数和(自身を除く): 113557388

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 230, 260, 299, 322, 364, 455, 460, 598, 644, 805, 910, 1196, 1495, 1597, 1610, 1820, 2093, 2990, 3194, 3220, 4186, 5980, 6388, 7985, 8372, 10465, 11179, 15970, 20761, 20930, 22358, 31940, 36731, 41522, 41860, 44716, 55895, 73462, 83044, 103805, 111790, 145327, 146924, 183655, 207610, 223580, 257117, 290654, 367310, 415220, 477503, 514234, 581308, 726635, 734620, 955006, 1028468, 1285585, 1453270, 1910012, 2387515, 2571170, 2906540, 3342521, 4775030, 5142340, 6685042, 9550060, 13370084, 16712605, 33425210, 66850420]

約数ペア:

[(1, 66850420), (2, 33425210), (4, 16712605), (5, 13370084), (7, 9550060), (10, 6685042), (13, 5142340), (14, 4775030), (20, 3342521), (23, 2906540), (26, 2571170), (28, 2387515), (35, 1910012), (46, 1453270), (52, 1285585), (65, 1028468), (70, 955006), (91, 734620), (92, 726635), (115, 581308), (130, 514234), (140, 477503), (161, 415220), (182, 367310), (230, 290654), (260, 257117), (299, 223580), (322, 207610), (364, 183655), (455, 146924), (460, 145327), (598, 111790), (644, 103805), (805, 83044), (910, 73462), (1196, 55895), (1495, 44716), (1597, 41860), (1610, 41522), (1820, 36731), (2093, 31940), (2990, 22358), (3194, 20930), (3220, 20761), (4186, 15970), (5980, 11179), (6388, 10465), (7985, 8372)]