31603725

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 61281792

約数和(自身を除く): 29678067

約数列:

[1, 3, 5, 9, 15, 23, 25, 31, 45, 69, 75, 93, 115, 155, 197, 207, 225, 279, 345, 465, 575, 591, 713, 775, 985, 1035, 1395, 1725, 1773, 2139, 2325, 2955, 3565, 4531, 4925, 5175, 6107, 6417, 6975, 8865, 10695, 13593, 14775, 17825, 18321, 22655, 30535, 32085, 40779, 44325, 53475, 54963, 67965, 91605, 113275, 140461, 152675, 160425, 203895, 274815, 339825, 421383, 458025, 702305, 1019475, 1264149, 1374075, 2106915, 3511525, 6320745, 10534575, 31603725]

約数ペア:

[(1, 31603725), (3, 10534575), (5, 6320745), (9, 3511525), (15, 2106915), (23, 1374075), (25, 1264149), (31, 1019475), (45, 702305), (69, 458025), (75, 421383), (93, 339825), (115, 274815), (155, 203895), (197, 160425), (207, 152675), (225, 140461), (279, 113275), (345, 91605), (465, 67965), (575, 54963), (591, 53475), (713, 44325), (775, 40779), (985, 32085), (1035, 30535), (1395, 22655), (1725, 18321), (1773, 17825), (2139, 14775), (2325, 13593), (2955, 10695), (3565, 8865), (4531, 6975), (4925, 6417), (5175, 6107)]