31924575

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 61900800

約数和(自身を除く): 29976225

約数列:

[1, 3, 5, 9, 15, 23, 25, 31, 45, 69, 75, 93, 115, 155, 199, 207, 225, 279, 345, 465, 575, 597, 713, 775, 995, 1035, 1395, 1725, 1791, 2139, 2325, 2985, 3565, 4577, 4975, 5175, 6169, 6417, 6975, 8955, 10695, 13731, 14925, 17825, 18507, 22885, 30845, 32085, 41193, 44775, 53475, 55521, 68655, 92535, 114425, 141887, 154225, 160425, 205965, 277605, 343275, 425661, 462675, 709435, 1029825, 1276983, 1388025, 2128305, 3547175, 6384915, 10641525, 31924575]

約数ペア:

[(1, 31924575), (3, 10641525), (5, 6384915), (9, 3547175), (15, 2128305), (23, 1388025), (25, 1276983), (31, 1029825), (45, 709435), (69, 462675), (75, 425661), (93, 343275), (115, 277605), (155, 205965), (199, 160425), (207, 154225), (225, 141887), (279, 114425), (345, 92535), (465, 68655), (575, 55521), (597, 53475), (713, 44775), (775, 41193), (995, 32085), (1035, 30845), (1395, 22885), (1725, 18507), (1791, 17825), (2139, 14925), (2325, 13731), (2985, 10695), (3565, 8955), (4577, 6975), (4975, 6417), (5175, 6169)]