50350000

素因数分解:

$2^4\times 5^5\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 130772880

約数和(自身を除く): 80422880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 53, 76, 80, 95, 100, 106, 125, 152, 190, 200, 212, 250, 265, 304, 380, 400, 424, 475, 500, 530, 625, 760, 848, 950, 1000, 1007, 1060, 1250, 1325, 1520, 1900, 2000, 2014, 2120, 2375, 2500, 2650, 3125, 3800, 4028, 4240, 4750, 5000, 5035, 5300, 6250, 6625, 7600, 8056, 9500, 10000, 10070, 10600, 11875, 12500, 13250, 16112, 19000, 20140, 21200, 23750, 25000, 25175, 26500, 33125, 38000, 40280, 47500, 50000, 50350, 53000, 59375, 66250, 80560, 95000, 100700, 106000, 118750, 125875, 132500, 165625, 190000, 201400, 237500, 251750, 265000, 331250, 402800, 475000, 503500, 530000, 629375, 662500, 950000, 1007000, 1258750, 1325000, 2014000, 2517500, 2650000, 3146875, 5035000, 6293750, 10070000, 12587500, 25175000, 50350000]

約数ペア:

[(1, 50350000), (2, 25175000), (4, 12587500), (5, 10070000), (8, 6293750), (10, 5035000), (16, 3146875), (19, 2650000), (20, 2517500), (25, 2014000), (38, 1325000), (40, 1258750), (50, 1007000), (53, 950000), (76, 662500), (80, 629375), (95, 530000), (100, 503500), (106, 475000), (125, 402800), (152, 331250), (190, 265000), (200, 251750), (212, 237500), (250, 201400), (265, 190000), (304, 165625), (380, 132500), (400, 125875), (424, 118750), (475, 106000), (500, 100700), (530, 95000), (625, 80560), (760, 66250), (848, 59375), (950, 53000), (1000, 50350), (1007, 50000), (1060, 47500), (1250, 40280), (1325, 38000), (1520, 33125), (1900, 26500), (2000, 25175), (2014, 25000), (2120, 23750), (2375, 21200), (2500, 20140), (2650, 19000), (3125, 16112), (3800, 13250), (4028, 12500), (4240, 11875), (4750, 10600), (5000, 10070), (5035, 10000), (5300, 9500), (6250, 8056), (6625, 7600)]