201530325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{601}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 354727296

約数和(自身を除く): 153196971

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 263, 425, 601, 789, 1275, 1315, 1803, 3005, 3945, 4471, 6575, 9015, 10217, 13413, 15025, 19725, 22355, 30651, 45075, 51085, 67065, 111775, 153255, 158063, 255425, 335325, 474189, 766275, 790315, 2370945, 2687071, 3951575, 8061213, 11854725, 13435355, 40306065, 67176775, 201530325]

約数ペア:

[(1, 201530325), (3, 67176775), (5, 40306065), (15, 13435355), (17, 11854725), (25, 8061213), (51, 3951575), (75, 2687071), (85, 2370945), (255, 790315), (263, 766275), (425, 474189), (601, 335325), (789, 255425), (1275, 158063), (1315, 153255), (1803, 111775), (3005, 67065), (3945, 51085), (4471, 45075), (6575, 30651), (9015, 22355), (10217, 19725), (13413, 15025)]