180127700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{347}}^1$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 407786400

約数和(自身を除く): 227658700

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 179, 290, 347, 358, 580, 694, 716, 725, 895, 1388, 1450, 1735, 1790, 2900, 3470, 3580, 4475, 5191, 6940, 8675, 8950, 10063, 10382, 17350, 17900, 20126, 20764, 25955, 34700, 40252, 50315, 51910, 62113, 100630, 103820, 124226, 129775, 201260, 248452, 251575, 259550, 310565, 503150, 519100, 621130, 1006300, 1242260, 1552825, 1801277, 3105650, 3602554, 6211300, 7205108, 9006385, 18012770, 36025540, 45031925, 90063850, 180127700]

約数ペア:

[(1, 180127700), (2, 90063850), (4, 45031925), (5, 36025540), (10, 18012770), (20, 9006385), (25, 7205108), (29, 6211300), (50, 3602554), (58, 3105650), (100, 1801277), (116, 1552825), (145, 1242260), (179, 1006300), (290, 621130), (347, 519100), (358, 503150), (580, 310565), (694, 259550), (716, 251575), (725, 248452), (895, 201260), (1388, 129775), (1450, 124226), (1735, 103820), (1790, 100630), (2900, 62113), (3470, 51910), (3580, 50315), (4475, 40252), (5191, 34700), (6940, 25955), (8675, 20764), (8950, 20126), (10063, 17900), (10382, 17350)]