258375520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7307}}^1$

素因数の和:7352

約数の個数: 96

約数和(自身を含む): 696130848

約数和(自身を除く): 437755328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 340, 416, 442, 520, 544, 680, 884, 1040, 1105, 1360, 1768, 2080, 2210, 2720, 3536, 4420, 7072, 7307, 8840, 14614, 17680, 29228, 35360, 36535, 58456, 73070, 94991, 116912, 124219, 146140, 189982, 233824, 248438, 292280, 379964, 474955, 496876, 584560, 621095, 759928, 949910, 993752, 1169120, 1242190, 1519856, 1614847, 1899820, 1987504, 2484380, 3039712, 3229694, 3799640, 3975008, 4968760, 6459388, 7599280, 8074235, 9937520, 12918776, 15198560, 16148470, 19875040, 25837552, 32296940, 51675104, 64593880, 129187760, 258375520]

約数ペア:

[(1, 258375520), (2, 129187760), (4, 64593880), (5, 51675104), (8, 32296940), (10, 25837552), (13, 19875040), (16, 16148470), (17, 15198560), (20, 12918776), (26, 9937520), (32, 8074235), (34, 7599280), (40, 6459388), (52, 4968760), (65, 3975008), (68, 3799640), (80, 3229694), (85, 3039712), (104, 2484380), (130, 1987504), (136, 1899820), (160, 1614847), (170, 1519856), (208, 1242190), (221, 1169120), (260, 993752), (272, 949910), (340, 759928), (416, 621095), (442, 584560), (520, 496876), (544, 474955), (680, 379964), (884, 292280), (1040, 248438), (1105, 233824), (1360, 189982), (1768, 146140), (2080, 124219), (2210, 116912), (2720, 94991), (3536, 73070), (4420, 58456), (7072, 36535), (7307, 35360), (8840, 29228), (14614, 17680)]