84672800

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2070

約数の個数: 72

約数和(自身を含む): 210713076

約数和(自身を除く): 126040276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 160, 200, 212, 265, 400, 424, 530, 800, 848, 1060, 1325, 1696, 1997, 2120, 2650, 3994, 4240, 5300, 7988, 8480, 9985, 10600, 15976, 19970, 21200, 31952, 39940, 42400, 49925, 63904, 79880, 99850, 105841, 159760, 199700, 211682, 319520, 399400, 423364, 529205, 798800, 846728, 1058410, 1597600, 1693456, 2116820, 2646025, 3386912, 4233640, 5292050, 8467280, 10584100, 16934560, 21168200, 42336400, 84672800]

約数ペア:

[(1, 84672800), (2, 42336400), (4, 21168200), (5, 16934560), (8, 10584100), (10, 8467280), (16, 5292050), (20, 4233640), (25, 3386912), (32, 2646025), (40, 2116820), (50, 1693456), (53, 1597600), (80, 1058410), (100, 846728), (106, 798800), (160, 529205), (200, 423364), (212, 399400), (265, 319520), (400, 211682), (424, 199700), (530, 159760), (800, 105841), (848, 99850), (1060, 79880), (1325, 63904), (1696, 49925), (1997, 42400), (2120, 39940), (2650, 31952), (3994, 21200), (4240, 19970), (5300, 15976), (7988, 10600), (8480, 9985)]