31138016

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:101

約数の個数: 144

約数和(自身を含む): 82315296

約数和(自身を除く): 51177280

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 37, 52, 56, 68, 74, 91, 104, 112, 119, 136, 148, 182, 208, 221, 224, 238, 259, 272, 289, 296, 364, 416, 442, 476, 481, 518, 544, 578, 592, 629, 728, 884, 952, 962, 1036, 1156, 1184, 1258, 1456, 1547, 1768, 1904, 1924, 2023, 2072, 2312, 2516, 2912, 3094, 3367, 3536, 3757, 3808, 3848, 4046, 4144, 4403, 4624, 5032, 6188, 6734, 7072, 7514, 7696, 8092, 8177, 8288, 8806, 9248, 10064, 10693, 12376, 13468, 15028, 15392, 16184, 16354, 17612, 20128, 21386, 24752, 26299, 26936, 30056, 32368, 32708, 35224, 42772, 49504, 52598, 53872, 57239, 60112, 64736, 65416, 70448, 74851, 85544, 105196, 107744, 114478, 120224, 130832, 139009, 140896, 149702, 171088, 210392, 228956, 261664, 278018, 299404, 342176, 420784, 457912, 556036, 598808, 841568, 915824, 973063, 1112072, 1197616, 1831648, 1946126, 2224144, 2395232, 3892252, 4448288, 7784504, 15569008, 31138016]

約数ペア:

[(1, 31138016), (2, 15569008), (4, 7784504), (7, 4448288), (8, 3892252), (13, 2395232), (14, 2224144), (16, 1946126), (17, 1831648), (26, 1197616), (28, 1112072), (32, 973063), (34, 915824), (37, 841568), (52, 598808), (56, 556036), (68, 457912), (74, 420784), (91, 342176), (104, 299404), (112, 278018), (119, 261664), (136, 228956), (148, 210392), (182, 171088), (208, 149702), (221, 140896), (224, 139009), (238, 130832), (259, 120224), (272, 114478), (289, 107744), (296, 105196), (364, 85544), (416, 74851), (442, 70448), (476, 65416), (481, 64736), (518, 60112), (544, 57239), (578, 53872), (592, 52598), (629, 49504), (728, 42772), (884, 35224), (952, 32708), (962, 32368), (1036, 30056), (1156, 26936), (1184, 26299), (1258, 24752), (1456, 21386), (1547, 20128), (1768, 17612), (1904, 16354), (1924, 16184), (2023, 15392), (2072, 15028), (2312, 13468), (2516, 12376), (2912, 10693), (3094, 10064), (3367, 9248), (3536, 8806), (3757, 8288), (3808, 8177), (3848, 8092), (4046, 7696), (4144, 7514), (4403, 7072), (4624, 6734), (5032, 6188)]