31009472

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 84

約数和(自身を含む): 69165216

約数和(自身を除く): 38155744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 61, 64, 94, 104, 122, 169, 188, 208, 244, 338, 376, 416, 488, 611, 676, 752, 793, 832, 976, 1222, 1352, 1504, 1586, 1952, 2444, 2704, 2867, 3008, 3172, 3904, 4888, 5408, 5734, 6344, 7943, 9776, 10309, 10816, 11468, 12688, 15886, 19552, 20618, 22936, 25376, 31772, 37271, 39104, 41236, 45872, 50752, 63544, 74542, 82472, 91744, 127088, 149084, 164944, 183488, 254176, 298168, 329888, 484523, 508352, 596336, 659776, 969046, 1192672, 1938092, 2385344, 3876184, 7752368, 15504736, 31009472]

約数ペア:

[(1, 31009472), (2, 15504736), (4, 7752368), (8, 3876184), (13, 2385344), (16, 1938092), (26, 1192672), (32, 969046), (47, 659776), (52, 596336), (61, 508352), (64, 484523), (94, 329888), (104, 298168), (122, 254176), (169, 183488), (188, 164944), (208, 149084), (244, 127088), (338, 91744), (376, 82472), (416, 74542), (488, 63544), (611, 50752), (676, 45872), (752, 41236), (793, 39104), (832, 37271), (976, 31772), (1222, 25376), (1352, 22936), (1504, 20618), (1586, 19552), (1952, 15886), (2444, 12688), (2704, 11468), (2867, 10816), (3008, 10309), (3172, 9776), (3904, 7943), (4888, 6344), (5408, 5734)]