827455875

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 128

約数和(自身を含む): 1552711680

約数和(自身を除く): 725255805

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 53, 75, 79, 85, 93, 125, 155, 159, 237, 255, 265, 375, 395, 425, 465, 527, 775, 795, 901, 1185, 1275, 1325, 1343, 1581, 1643, 1975, 2125, 2325, 2449, 2635, 2703, 3875, 3975, 4029, 4187, 4505, 4929, 5925, 6375, 6625, 6715, 7347, 7905, 8215, 9875, 11625, 12245, 12561, 13175, 13515, 19875, 20145, 20935, 22525, 24645, 27931, 29625, 33575, 36735, 39525, 41075, 41633, 61225, 62805, 65875, 67575, 71179, 83793, 100725, 104675, 112625, 123225, 124899, 129797, 139655, 167875, 183675, 197625, 205375, 208165, 213537, 306125, 314025, 337875, 355895, 389391, 418965, 503625, 523375, 616125, 624495, 648985, 698275, 918375, 1040825, 1067685, 1570125, 1779475, 1946955, 2094825, 2206549, 3122475, 3244925, 3491375, 5204125, 5338425, 6619647, 8897375, 9734775, 10474125, 11032745, 15612375, 16224625, 26692125, 33098235, 48673875, 55163725, 165491175, 275818625, 827455875]

約数ペア:

[(1, 827455875), (3, 275818625), (5, 165491175), (15, 55163725), (17, 48673875), (25, 33098235), (31, 26692125), (51, 16224625), (53, 15612375), (75, 11032745), (79, 10474125), (85, 9734775), (93, 8897375), (125, 6619647), (155, 5338425), (159, 5204125), (237, 3491375), (255, 3244925), (265, 3122475), (375, 2206549), (395, 2094825), (425, 1946955), (465, 1779475), (527, 1570125), (775, 1067685), (795, 1040825), (901, 918375), (1185, 698275), (1275, 648985), (1325, 624495), (1343, 616125), (1581, 523375), (1643, 503625), (1975, 418965), (2125, 389391), (2325, 355895), (2449, 337875), (2635, 314025), (2703, 306125), (3875, 213537), (3975, 208165), (4029, 205375), (4187, 197625), (4505, 183675), (4929, 167875), (5925, 139655), (6375, 129797), (6625, 124899), (6715, 123225), (7347, 112625), (7905, 104675), (8215, 100725), (9875, 83793), (11625, 71179), (12245, 67575), (12561, 65875), (13175, 62805), (13515, 61225), (19875, 41633), (20145, 41075), (20935, 39525), (22525, 36735), (24645, 33575), (27931, 29625)]