128860444825

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{28309}}^1$

素因数の和:28419

約数の個数: 72

約数和(自身を含む): 197567563200

約数和(自身を除く): 68707118375

約数列:

[1, 5, 7, 19, 25, 35, 37, 95, 133, 175, 185, 259, 475, 665, 703, 925, 1295, 1369, 3325, 3515, 4921, 6475, 6845, 9583, 17575, 24605, 26011, 28309, 34225, 47915, 123025, 130055, 141545, 182077, 198163, 239575, 537871, 650275, 707725, 910385, 990815, 1047433, 2689355, 3765097, 4551925, 4954075, 5237165, 7332031, 13446775, 18825485, 19901227, 26185825, 36660155, 38755021, 94127425, 99506135, 139308589, 183300775, 193775105, 271285147, 497530675, 696542945, 736345399, 968875525, 1356425735, 3482714725, 3681726995, 5154417793, 6782128675, 18408634975, 25772088965, 128860444825]

約数ペア:

[(1, 128860444825), (5, 25772088965), (7, 18408634975), (19, 6782128675), (25, 5154417793), (35, 3681726995), (37, 3482714725), (95, 1356425735), (133, 968875525), (175, 736345399), (185, 696542945), (259, 497530675), (475, 271285147), (665, 193775105), (703, 183300775), (925, 139308589), (1295, 99506135), (1369, 94127425), (3325, 38755021), (3515, 36660155), (4921, 26185825), (6475, 19901227), (6845, 18825485), (9583, 13446775), (17575, 7332031), (24605, 5237165), (26011, 4954075), (28309, 4551925), (34225, 3765097), (47915, 2689355), (123025, 1047433), (130055, 990815), (141545, 910385), (182077, 707725), (198163, 650275), (239575, 537871)]