30168775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 46872000

約数和(自身を除く): 16703225

約数列:

[1, 5, 7, 13, 25, 35, 65, 89, 91, 149, 175, 325, 445, 455, 623, 745, 1043, 1157, 1937, 2225, 2275, 3115, 3725, 5215, 5785, 8099, 9685, 13261, 13559, 15575, 26075, 28925, 40495, 48425, 66305, 67795, 92827, 172393, 202475, 331525, 338975, 464135, 861965, 1206751, 2320675, 4309825, 6033755, 30168775]

約数ペア:

[(1, 30168775), (5, 6033755), (7, 4309825), (13, 2320675), (25, 1206751), (35, 861965), (65, 464135), (89, 338975), (91, 331525), (149, 202475), (175, 172393), (325, 92827), (445, 67795), (455, 66305), (623, 48425), (745, 40495), (1043, 28925), (1157, 26075), (1937, 15575), (2225, 13559), (2275, 13261), (3115, 9685), (3725, 8099), (5215, 5785)]