85378500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{18973}}^1$

素因数の和:18998

約数の個数: 72

約数和(自身を含む): 269354904

約数和(自身を除く): 183976404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 18973, 37946, 56919, 75892, 94865, 113838, 170757, 189730, 227676, 284595, 341514, 379460, 474325, 569190, 683028, 853785, 948650, 1138380, 1422975, 1707570, 1897300, 2371625, 2845950, 3415140, 4268925, 4743250, 5691900, 7114875, 8537850, 9486500, 14229750, 17075700, 21344625, 28459500, 42689250, 85378500]

約数ペア:

[(1, 85378500), (2, 42689250), (3, 28459500), (4, 21344625), (5, 17075700), (6, 14229750), (9, 9486500), (10, 8537850), (12, 7114875), (15, 5691900), (18, 4743250), (20, 4268925), (25, 3415140), (30, 2845950), (36, 2371625), (45, 1897300), (50, 1707570), (60, 1422975), (75, 1138380), (90, 948650), (100, 853785), (125, 683028), (150, 569190), (180, 474325), (225, 379460), (250, 341514), (300, 284595), (375, 227676), (450, 189730), (500, 170757), (750, 113838), (900, 94865), (1125, 75892), (1500, 56919), (2250, 37946), (4500, 18973)]