77891625

素因数分解:

$3^4\times 5^3\times 7^2\times {\mathrm{157}}^1$

素因数の和:198

約数の個数: 120

約数和(自身を含む): 169997256

約数和(自身を除く): 92105631

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 81, 105, 125, 135, 147, 157, 175, 189, 225, 245, 315, 375, 405, 441, 471, 525, 567, 675, 735, 785, 875, 945, 1099, 1125, 1225, 1323, 1413, 1575, 2025, 2205, 2355, 2625, 2835, 3297, 3375, 3675, 3925, 3969, 4239, 4725, 5495, 6125, 6615, 7065, 7693, 7875, 9891, 10125, 11025, 11775, 12717, 14175, 16485, 18375, 19625, 19845, 21195, 23079, 23625, 27475, 29673, 33075, 35325, 38465, 49455, 55125, 58875, 63585, 69237, 70875, 82425, 89019, 99225, 105975, 115395, 137375, 148365, 165375, 176625, 192325, 207711, 247275, 317925, 346185, 412125, 445095, 496125, 529875, 576975, 623133, 741825, 961625, 1038555, 1236375, 1589625, 1730925, 2225475, 2884875, 3115665, 3709125, 5192775, 8654625, 11127375, 15578325, 25963875, 77891625]

約数ペア:

[(1, 77891625), (3, 25963875), (5, 15578325), (7, 11127375), (9, 8654625), (15, 5192775), (21, 3709125), (25, 3115665), (27, 2884875), (35, 2225475), (45, 1730925), (49, 1589625), (63, 1236375), (75, 1038555), (81, 961625), (105, 741825), (125, 623133), (135, 576975), (147, 529875), (157, 496125), (175, 445095), (189, 412125), (225, 346185), (245, 317925), (315, 247275), (375, 207711), (405, 192325), (441, 176625), (471, 165375), (525, 148365), (567, 137375), (675, 115395), (735, 105975), (785, 99225), (875, 89019), (945, 82425), (1099, 70875), (1125, 69237), (1225, 63585), (1323, 58875), (1413, 55125), (1575, 49455), (2025, 38465), (2205, 35325), (2355, 33075), (2625, 29673), (2835, 27475), (3297, 23625), (3375, 23079), (3675, 21195), (3925, 19845), (3969, 19625), (4239, 18375), (4725, 16485), (5495, 14175), (6125, 12717), (6615, 11775), (7065, 11025), (7693, 10125), (7875, 9891)]