20174163625

素因数分解:

$5^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:381

約数の個数: 144

約数和(自身を含む): 32583987072

約数和(自身を除く): 12409823447

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 121, 125, 163, 167, 175, 245, 275, 385, 539, 605, 815, 835, 847, 875, 1141, 1169, 1225, 1375, 1793, 1837, 1925, 2695, 3025, 4075, 4175, 4235, 5705, 5845, 5929, 6125, 7987, 8183, 8965, 9185, 9625, 12551, 12859, 13475, 15125, 19723, 20207, 20375, 20875, 21175, 27221, 28525, 29225, 29645, 39935, 40915, 44825, 45925, 62755, 64295, 67375, 87857, 90013, 98615, 101035, 105875, 136105, 138061, 141449, 142625, 146125, 148225, 190547, 199675, 204575, 224125, 229625, 299431, 313775, 321475, 439285, 450065, 493075, 505175, 680525, 690305, 707245, 741125, 952735, 966427, 990143, 998375, 1022875, 1333829, 1497155, 1568875, 1607375, 2096017, 2196425, 2250325, 2465375, 2525875, 3293741, 3402625, 3451525, 3536225, 4763675, 4832135, 4950715, 6669145, 7485775, 10480085, 10982125, 11251625, 14672119, 16468705, 17257625, 17681125, 23056187, 23818375, 24160675, 24753575, 33345725, 37428875, 52400425, 73360595, 82343525, 115280935, 120803375, 123767875, 161393309, 166728625, 262002125, 366802975, 411717625, 576404675, 806966545, 1834014875, 2882023375, 4034832725, 20174163625]

約数ペア:

[(1, 20174163625), (5, 4034832725), (7, 2882023375), (11, 1834014875), (25, 806966545), (35, 576404675), (49, 411717625), (55, 366802975), (77, 262002125), (121, 166728625), (125, 161393309), (163, 123767875), (167, 120803375), (175, 115280935), (245, 82343525), (275, 73360595), (385, 52400425), (539, 37428875), (605, 33345725), (815, 24753575), (835, 24160675), (847, 23818375), (875, 23056187), (1141, 17681125), (1169, 17257625), (1225, 16468705), (1375, 14672119), (1793, 11251625), (1837, 10982125), (1925, 10480085), (2695, 7485775), (3025, 6669145), (4075, 4950715), (4175, 4832135), (4235, 4763675), (5705, 3536225), (5845, 3451525), (5929, 3402625), (6125, 3293741), (7987, 2525875), (8183, 2465375), (8965, 2250325), (9185, 2196425), (9625, 2096017), (12551, 1607375), (12859, 1568875), (13475, 1497155), (15125, 1333829), (19723, 1022875), (20207, 998375), (20375, 990143), (20875, 966427), (21175, 952735), (27221, 741125), (28525, 707245), (29225, 690305), (29645, 680525), (39935, 505175), (40915, 493075), (44825, 450065), (45925, 439285), (62755, 321475), (64295, 313775), (67375, 299431), (87857, 229625), (90013, 224125), (98615, 204575), (101035, 199675), (105875, 190547), (136105, 148225), (138061, 146125), (141449, 142625)]