30402375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 26206905

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 125, 251, 255, 285, 323, 375, 425, 475, 753, 969, 1255, 1275, 1425, 1615, 2125, 2375, 3765, 4267, 4769, 4845, 6275, 6375, 7125, 8075, 12801, 14307, 18825, 21335, 23845, 24225, 31375, 40375, 64005, 71535, 81073, 94125, 106675, 119225, 121125, 243219, 320025, 357675, 405365, 533375, 596125, 1216095, 1600125, 1788375, 2026825, 6080475, 10134125, 30402375]

約数ペア:

[(1, 30402375), (3, 10134125), (5, 6080475), (15, 2026825), (17, 1788375), (19, 1600125), (25, 1216095), (51, 596125), (57, 533375), (75, 405365), (85, 357675), (95, 320025), (125, 243219), (251, 121125), (255, 119225), (285, 106675), (323, 94125), (375, 81073), (425, 71535), (475, 64005), (753, 40375), (969, 31375), (1255, 24225), (1275, 23845), (1425, 21335), (1615, 18825), (2125, 14307), (2375, 12801), (3765, 8075), (4267, 7125), (4769, 6375), (4845, 6275)]