28503750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{691}}^1$

素因数の和:727

約数の個数: 80

約数和(自身を含む): 77825088

約数和(自身を除く): 49321338

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 125, 150, 165, 250, 275, 330, 375, 550, 625, 691, 750, 825, 1250, 1375, 1382, 1650, 1875, 2073, 2750, 3455, 3750, 4125, 4146, 6875, 6910, 7601, 8250, 10365, 13750, 15202, 17275, 20625, 20730, 22803, 34550, 38005, 41250, 45606, 51825, 76010, 86375, 103650, 114015, 172750, 190025, 228030, 259125, 380050, 431875, 518250, 570075, 863750, 950125, 1140150, 1295625, 1900250, 2591250, 2850375, 4750625, 5700750, 9501250, 14251875, 28503750]

約数ペア:

[(1, 28503750), (2, 14251875), (3, 9501250), (5, 5700750), (6, 4750625), (10, 2850375), (11, 2591250), (15, 1900250), (22, 1295625), (25, 1140150), (30, 950125), (33, 863750), (50, 570075), (55, 518250), (66, 431875), (75, 380050), (110, 259125), (125, 228030), (150, 190025), (165, 172750), (250, 114015), (275, 103650), (330, 86375), (375, 76010), (550, 51825), (625, 45606), (691, 41250), (750, 38005), (825, 34550), (1250, 22803), (1375, 20730), (1382, 20625), (1650, 17275), (1875, 15202), (2073, 13750), (2750, 10365), (3455, 8250), (3750, 7601), (4125, 6910), (4146, 6875)]