39189904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 86713200

約数和(自身を除く): 47523296

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 73, 89, 104, 116, 146, 178, 208, 232, 292, 356, 377, 464, 584, 712, 754, 949, 1157, 1168, 1424, 1508, 1898, 2117, 2314, 2581, 3016, 3796, 4234, 4628, 5162, 6032, 6497, 7592, 8468, 9256, 10324, 12994, 15184, 16936, 18512, 20648, 25988, 27521, 33553, 33872, 41296, 51976, 55042, 67106, 84461, 103952, 110084, 134212, 168922, 188413, 220168, 268424, 337844, 376826, 440336, 536848, 675688, 753652, 1351376, 1507304, 2449369, 3014608, 4898738, 9797476, 19594952, 39189904]

約数ペア:

[(1, 39189904), (2, 19594952), (4, 9797476), (8, 4898738), (13, 3014608), (16, 2449369), (26, 1507304), (29, 1351376), (52, 753652), (58, 675688), (73, 536848), (89, 440336), (104, 376826), (116, 337844), (146, 268424), (178, 220168), (208, 188413), (232, 168922), (292, 134212), (356, 110084), (377, 103952), (464, 84461), (584, 67106), (712, 55042), (754, 51976), (949, 41296), (1157, 33872), (1168, 33553), (1424, 27521), (1508, 25988), (1898, 20648), (2117, 18512), (2314, 16936), (2581, 15184), (3016, 12994), (3796, 10324), (4234, 9256), (4628, 8468), (5162, 7592), (6032, 6497)]