87205650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 144

約数和(自身を含む): 260025024

約数和(自身を除く): 172819374

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 25, 30, 35, 42, 46, 50, 69, 70, 75, 105, 115, 138, 150, 157, 161, 175, 210, 230, 314, 322, 345, 350, 471, 483, 525, 529, 575, 690, 785, 805, 942, 966, 1050, 1058, 1099, 1150, 1570, 1587, 1610, 1725, 2198, 2355, 2415, 2645, 3174, 3297, 3450, 3611, 3703, 3925, 4025, 4710, 4830, 5290, 5495, 6594, 7222, 7406, 7850, 7935, 8050, 10833, 10990, 11109, 11775, 12075, 13225, 15870, 16485, 18055, 18515, 21666, 22218, 23550, 24150, 25277, 26450, 27475, 32970, 36110, 37030, 39675, 50554, 54165, 54950, 55545, 75831, 79350, 82425, 83053, 90275, 92575, 108330, 111090, 126385, 151662, 164850, 166106, 180550, 185150, 249159, 252770, 270825, 277725, 379155, 415265, 498318, 541650, 555450, 581371, 631925, 758310, 830530, 1162742, 1245795, 1263850, 1744113, 1895775, 2076325, 2491590, 2906855, 3488226, 3791550, 4152650, 5813710, 6228975, 8720565, 12457950, 14534275, 17441130, 29068550, 43602825, 87205650]

約数ペア:

[(1, 87205650), (2, 43602825), (3, 29068550), (5, 17441130), (6, 14534275), (7, 12457950), (10, 8720565), (14, 6228975), (15, 5813710), (21, 4152650), (23, 3791550), (25, 3488226), (30, 2906855), (35, 2491590), (42, 2076325), (46, 1895775), (50, 1744113), (69, 1263850), (70, 1245795), (75, 1162742), (105, 830530), (115, 758310), (138, 631925), (150, 581371), (157, 555450), (161, 541650), (175, 498318), (210, 415265), (230, 379155), (314, 277725), (322, 270825), (345, 252770), (350, 249159), (471, 185150), (483, 180550), (525, 166106), (529, 164850), (575, 151662), (690, 126385), (785, 111090), (805, 108330), (942, 92575), (966, 90275), (1050, 83053), (1058, 82425), (1099, 79350), (1150, 75831), (1570, 55545), (1587, 54950), (1610, 54165), (1725, 50554), (2198, 39675), (2355, 37030), (2415, 36110), (2645, 32970), (3174, 27475), (3297, 26450), (3450, 25277), (3611, 24150), (3703, 23550), (3925, 22218), (4025, 21666), (4710, 18515), (4830, 18055), (5290, 16485), (5495, 15870), (6594, 13225), (7222, 12075), (7406, 11775), (7850, 11109), (7935, 10990), (8050, 10833)]