31502000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:871

約数の個数: 80

約数和(自身を含む): 80277600

約数和(自身を除く): 48775600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 380, 400, 475, 500, 760, 829, 950, 1000, 1520, 1658, 1900, 2000, 2375, 3316, 3800, 4145, 4750, 6632, 7600, 8290, 9500, 13264, 15751, 16580, 19000, 20725, 31502, 33160, 38000, 41450, 63004, 66320, 78755, 82900, 103625, 126008, 157510, 165800, 207250, 252016, 315020, 331600, 393775, 414500, 630040, 787550, 829000, 1260080, 1575100, 1658000, 1968875, 3150200, 3937750, 6300400, 7875500, 15751000, 31502000]

約数ペア:

[(1, 31502000), (2, 15751000), (4, 7875500), (5, 6300400), (8, 3937750), (10, 3150200), (16, 1968875), (19, 1658000), (20, 1575100), (25, 1260080), (38, 829000), (40, 787550), (50, 630040), (76, 414500), (80, 393775), (95, 331600), (100, 315020), (125, 252016), (152, 207250), (190, 165800), (200, 157510), (250, 126008), (304, 103625), (380, 82900), (400, 78755), (475, 66320), (500, 63004), (760, 41450), (829, 38000), (950, 33160), (1000, 31502), (1520, 20725), (1658, 19000), (1900, 16580), (2000, 15751), (2375, 13264), (3316, 9500), (3800, 8290), (4145, 7600), (4750, 6632)]