78223575

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 136348416

約数和(自身を除く): 58124841

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 137, 331, 345, 411, 575, 685, 993, 1655, 1725, 2055, 3151, 3425, 4965, 7613, 8275, 9453, 10275, 15755, 22839, 24825, 38065, 45347, 47265, 78775, 114195, 136041, 190325, 226735, 236325, 570975, 680205, 1042981, 1133675, 3128943, 3401025, 5214905, 15644715, 26074525, 78223575]

約数ペア:

[(1, 78223575), (3, 26074525), (5, 15644715), (15, 5214905), (23, 3401025), (25, 3128943), (69, 1133675), (75, 1042981), (115, 680205), (137, 570975), (331, 236325), (345, 226735), (411, 190325), (575, 136041), (685, 114195), (993, 78775), (1655, 47265), (1725, 45347), (2055, 38065), (3151, 24825), (3425, 22839), (4965, 15755), (7613, 10275), (8275, 9453)]