64667808

素因数分解:

$2^5\times 3^4\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:492

約数の個数: 120

約数和(自身を含む): 193776660

約数和(自身を除く): 129108852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 72, 81, 96, 108, 122, 144, 162, 183, 216, 244, 288, 324, 366, 409, 432, 488, 549, 648, 732, 818, 864, 976, 1098, 1227, 1296, 1464, 1636, 1647, 1952, 2196, 2454, 2592, 2928, 3272, 3294, 3681, 4392, 4908, 4941, 5856, 6544, 6588, 7362, 8784, 9816, 9882, 11043, 13088, 13176, 14724, 17568, 19632, 19764, 22086, 24949, 26352, 29448, 33129, 39264, 39528, 44172, 49898, 52704, 58896, 66258, 74847, 79056, 88344, 99796, 117792, 132516, 149694, 158112, 176688, 199592, 224541, 265032, 299388, 353376, 399184, 449082, 530064, 598776, 673623, 798368, 898164, 1060128, 1197552, 1347246, 1796328, 2020869, 2395104, 2694492, 3592656, 4041738, 5388984, 7185312, 8083476, 10777968, 16166952, 21555936, 32333904, 64667808]

約数ペア:

[(1, 64667808), (2, 32333904), (3, 21555936), (4, 16166952), (6, 10777968), (8, 8083476), (9, 7185312), (12, 5388984), (16, 4041738), (18, 3592656), (24, 2694492), (27, 2395104), (32, 2020869), (36, 1796328), (48, 1347246), (54, 1197552), (61, 1060128), (72, 898164), (81, 798368), (96, 673623), (108, 598776), (122, 530064), (144, 449082), (162, 399184), (183, 353376), (216, 299388), (244, 265032), (288, 224541), (324, 199592), (366, 176688), (409, 158112), (432, 149694), (488, 132516), (549, 117792), (648, 99796), (732, 88344), (818, 79056), (864, 74847), (976, 66258), (1098, 58896), (1227, 52704), (1296, 49898), (1464, 44172), (1636, 39528), (1647, 39264), (1952, 33129), (2196, 29448), (2454, 26352), (2592, 24949), (2928, 22086), (3272, 19764), (3294, 19632), (3681, 17568), (4392, 14724), (4908, 13176), (4941, 13088), (5856, 11043), (6544, 9882), (6588, 9816), (7362, 8784)]