64179440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 166650048

約数和(自身を除く): 102470608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 101, 104, 130, 169, 188, 202, 208, 235, 260, 338, 376, 404, 470, 505, 520, 611, 676, 752, 808, 845, 940, 1010, 1040, 1222, 1313, 1352, 1616, 1690, 1880, 2020, 2444, 2626, 2704, 3055, 3380, 3760, 4040, 4747, 4888, 5252, 6110, 6565, 6760, 7943, 8080, 9494, 9776, 10504, 12220, 13130, 13520, 15886, 17069, 18988, 21008, 23735, 24440, 26260, 31772, 34138, 37976, 39715, 47470, 48880, 52520, 61711, 63544, 68276, 75952, 79430, 85345, 94940, 105040, 123422, 127088, 136552, 158860, 170690, 189880, 246844, 273104, 308555, 317720, 341380, 379760, 493688, 617110, 635440, 682760, 802243, 987376, 1234220, 1365520, 1604486, 2468440, 3208972, 4011215, 4936880, 6417944, 8022430, 12835888, 16044860, 32089720, 64179440]

約数ペア:

[(1, 64179440), (2, 32089720), (4, 16044860), (5, 12835888), (8, 8022430), (10, 6417944), (13, 4936880), (16, 4011215), (20, 3208972), (26, 2468440), (40, 1604486), (47, 1365520), (52, 1234220), (65, 987376), (80, 802243), (94, 682760), (101, 635440), (104, 617110), (130, 493688), (169, 379760), (188, 341380), (202, 317720), (208, 308555), (235, 273104), (260, 246844), (338, 189880), (376, 170690), (404, 158860), (470, 136552), (505, 127088), (520, 123422), (611, 105040), (676, 94940), (752, 85345), (808, 79430), (845, 75952), (940, 68276), (1010, 63544), (1040, 61711), (1222, 52520), (1313, 48880), (1352, 47470), (1616, 39715), (1690, 37976), (1880, 34138), (2020, 31772), (2444, 26260), (2626, 24440), (2704, 23735), (3055, 21008), (3380, 18988), (3760, 17069), (4040, 15886), (4747, 13520), (4888, 13130), (5252, 12220), (6110, 10504), (6565, 9776), (6760, 9494), (7943, 8080)]