61401008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^2$

素因数の和:262

約数の個数: 60

約数和(自身を含む): 133819560

約数和(自身を除く): 72418552

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 109, 136, 152, 218, 272, 304, 323, 436, 646, 872, 1292, 1744, 1853, 2071, 2584, 3706, 4142, 5168, 7412, 8284, 11881, 14824, 16568, 23762, 29648, 33136, 35207, 47524, 70414, 95048, 140828, 190096, 201977, 225739, 281656, 403954, 451478, 563312, 807908, 902956, 1615816, 1805912, 3231632, 3611824, 3837563, 7675126, 15350252, 30700504, 61401008]

約数ペア:

[(1, 61401008), (2, 30700504), (4, 15350252), (8, 7675126), (16, 3837563), (17, 3611824), (19, 3231632), (34, 1805912), (38, 1615816), (68, 902956), (76, 807908), (109, 563312), (136, 451478), (152, 403954), (218, 281656), (272, 225739), (304, 201977), (323, 190096), (436, 140828), (646, 95048), (872, 70414), (1292, 47524), (1744, 35207), (1853, 33136), (2071, 29648), (2584, 23762), (3706, 16568), (4142, 14824), (5168, 11881), (7412, 8284)]