90790875

素因数分解:

$3^5\times 5^3\times 7^2\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 144

約数和(自身を含む): 200674656

約数和(自身を除く): 109883781

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 61, 63, 75, 81, 105, 125, 135, 147, 175, 183, 189, 225, 243, 245, 305, 315, 375, 405, 427, 441, 525, 549, 567, 675, 735, 875, 915, 945, 1125, 1215, 1225, 1281, 1323, 1525, 1575, 1647, 1701, 2025, 2135, 2205, 2625, 2745, 2835, 2989, 3375, 3675, 3843, 3969, 4575, 4725, 4941, 6075, 6125, 6405, 6615, 7625, 7875, 8235, 8505, 8967, 10125, 10675, 11025, 11529, 11907, 13725, 14175, 14823, 14945, 18375, 19215, 19845, 22875, 23625, 24705, 26901, 30375, 32025, 33075, 34587, 41175, 42525, 44835, 53375, 55125, 57645, 59535, 68625, 70875, 74115, 74725, 80703, 96075, 99225, 103761, 123525, 134505, 160125, 165375, 172935, 205875, 212625, 224175, 242109, 288225, 297675, 370575, 373625, 403515, 480375, 496125, 518805, 617625, 672525, 726327, 864675, 1120875, 1210545, 1441125, 1488375, 1852875, 2017575, 2594025, 3362625, 3631635, 4323375, 6052725, 10087875, 12970125, 18158175, 30263625, 90790875]

約数ペア:

[(1, 90790875), (3, 30263625), (5, 18158175), (7, 12970125), (9, 10087875), (15, 6052725), (21, 4323375), (25, 3631635), (27, 3362625), (35, 2594025), (45, 2017575), (49, 1852875), (61, 1488375), (63, 1441125), (75, 1210545), (81, 1120875), (105, 864675), (125, 726327), (135, 672525), (147, 617625), (175, 518805), (183, 496125), (189, 480375), (225, 403515), (243, 373625), (245, 370575), (305, 297675), (315, 288225), (375, 242109), (405, 224175), (427, 212625), (441, 205875), (525, 172935), (549, 165375), (567, 160125), (675, 134505), (735, 123525), (875, 103761), (915, 99225), (945, 96075), (1125, 80703), (1215, 74725), (1225, 74115), (1281, 70875), (1323, 68625), (1525, 59535), (1575, 57645), (1647, 55125), (1701, 53375), (2025, 44835), (2135, 42525), (2205, 41175), (2625, 34587), (2745, 33075), (2835, 32025), (2989, 30375), (3375, 26901), (3675, 24705), (3843, 23625), (3969, 22875), (4575, 19845), (4725, 19215), (4941, 18375), (6075, 14945), (6125, 14823), (6405, 14175), (6615, 13725), (7625, 11907), (7875, 11529), (8235, 11025), (8505, 10675), (8967, 10125)]