71389590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2647}}^1$

素因数の和:2717

約数の個数: 64

約数和(自身を含む): 183029760

約数和(自身を除く): 111640170

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 155, 174, 186, 290, 310, 435, 465, 870, 899, 930, 1798, 2647, 2697, 4495, 5294, 5394, 7941, 8990, 13235, 13485, 15882, 26470, 26970, 39705, 76763, 79410, 82057, 153526, 164114, 230289, 246171, 383815, 410285, 460578, 492342, 767630, 820570, 1151445, 1230855, 2302890, 2379653, 2461710, 4759306, 7138959, 11898265, 14277918, 23796530, 35694795, 71389590]

約数ペア:

[(1, 71389590), (2, 35694795), (3, 23796530), (5, 14277918), (6, 11898265), (10, 7138959), (15, 4759306), (29, 2461710), (30, 2379653), (31, 2302890), (58, 1230855), (62, 1151445), (87, 820570), (93, 767630), (145, 492342), (155, 460578), (174, 410285), (186, 383815), (290, 246171), (310, 230289), (435, 164114), (465, 153526), (870, 82057), (899, 79410), (930, 76763), (1798, 39705), (2647, 26970), (2697, 26470), (4495, 15882), (5294, 13485), (5394, 13235), (7941, 8990)]