81838830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1429}}^1$

素因数の和:1545

約数の個数: 64

約数和(自身を含む): 207567360

約数和(自身を除く): 125728530

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 83, 115, 138, 166, 230, 249, 345, 415, 498, 690, 830, 1245, 1429, 1909, 2490, 2858, 3818, 4287, 5727, 7145, 8574, 9545, 11454, 14290, 19090, 21435, 28635, 32867, 42870, 57270, 65734, 98601, 118607, 164335, 197202, 237214, 328670, 355821, 493005, 593035, 711642, 986010, 1186070, 1779105, 2727961, 3558210, 5455922, 8183883, 13639805, 16367766, 27279610, 40919415, 81838830]

約数ペア:

[(1, 81838830), (2, 40919415), (3, 27279610), (5, 16367766), (6, 13639805), (10, 8183883), (15, 5455922), (23, 3558210), (30, 2727961), (46, 1779105), (69, 1186070), (83, 986010), (115, 711642), (138, 593035), (166, 493005), (230, 355821), (249, 328670), (345, 237214), (415, 197202), (498, 164335), (690, 118607), (830, 98601), (1245, 65734), (1429, 57270), (1909, 42870), (2490, 32867), (2858, 28635), (3818, 21435), (4287, 19090), (5727, 14290), (7145, 11454), (8574, 9545)]