86625140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2389}}^1$

素因数の和:2449

約数の個数: 72

約数和(自身を含む): 217423080

約数和(自身を除く): 130797940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1813, 2389, 2590, 3626, 4778, 5180, 7252, 9065, 9556, 11945, 16723, 18130, 23890, 33446, 36260, 47780, 66892, 83615, 88393, 117061, 167230, 176786, 234122, 334460, 353572, 441965, 468244, 585305, 618751, 883930, 1170610, 1237502, 1767860, 2341220, 2475004, 3093755, 4331257, 6187510, 8662514, 12375020, 17325028, 21656285, 43312570, 86625140]

約数ペア:

[(1, 86625140), (2, 43312570), (4, 21656285), (5, 17325028), (7, 12375020), (10, 8662514), (14, 6187510), (20, 4331257), (28, 3093755), (35, 2475004), (37, 2341220), (49, 1767860), (70, 1237502), (74, 1170610), (98, 883930), (140, 618751), (148, 585305), (185, 468244), (196, 441965), (245, 353572), (259, 334460), (370, 234122), (490, 176786), (518, 167230), (740, 117061), (980, 88393), (1036, 83615), (1295, 66892), (1813, 47780), (2389, 36260), (2590, 33446), (3626, 23890), (4778, 18130), (5180, 16723), (7252, 11945), (9065, 9556)]