78205750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 128

約数和(自身を含む): 183306240

約数和(自身を除く): 105100490

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 29, 35, 46, 50, 58, 67, 70, 115, 125, 134, 145, 161, 175, 203, 230, 250, 290, 322, 335, 350, 406, 469, 575, 667, 670, 725, 805, 875, 938, 1015, 1150, 1334, 1450, 1541, 1610, 1675, 1750, 1943, 2030, 2345, 2875, 3082, 3335, 3350, 3625, 3886, 4025, 4669, 4690, 5075, 5750, 6670, 7250, 7705, 8050, 8375, 9338, 9715, 10150, 10787, 11725, 13601, 15410, 16675, 16750, 19430, 20125, 21574, 23345, 23450, 25375, 27202, 33350, 38525, 40250, 44689, 46690, 48575, 50750, 53935, 58625, 68005, 77050, 83375, 89378, 97150, 107870, 116725, 117250, 136010, 166750, 192625, 223445, 233450, 242875, 269675, 312823, 340025, 385250, 446890, 485750, 539350, 583625, 625646, 680050, 1117225, 1167250, 1348375, 1564115, 1700125, 2234450, 2696750, 3128230, 3400250, 5586125, 7820575, 11172250, 15641150, 39102875, 78205750]

約数ペア:

[(1, 78205750), (2, 39102875), (5, 15641150), (7, 11172250), (10, 7820575), (14, 5586125), (23, 3400250), (25, 3128230), (29, 2696750), (35, 2234450), (46, 1700125), (50, 1564115), (58, 1348375), (67, 1167250), (70, 1117225), (115, 680050), (125, 625646), (134, 583625), (145, 539350), (161, 485750), (175, 446890), (203, 385250), (230, 340025), (250, 312823), (290, 269675), (322, 242875), (335, 233450), (350, 223445), (406, 192625), (469, 166750), (575, 136010), (667, 117250), (670, 116725), (725, 107870), (805, 97150), (875, 89378), (938, 83375), (1015, 77050), (1150, 68005), (1334, 58625), (1450, 53935), (1541, 50750), (1610, 48575), (1675, 46690), (1750, 44689), (1943, 40250), (2030, 38525), (2345, 33350), (2875, 27202), (3082, 25375), (3335, 23450), (3350, 23345), (3625, 21574), (3886, 20125), (4025, 19430), (4669, 16750), (4690, 16675), (5075, 15410), (5750, 13601), (6670, 11725), (7250, 10787), (7705, 10150), (8050, 9715), (8375, 9338)]