65969925

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 131464800

約数和(自身を除く): 65494875

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 49, 75, 87, 105, 145, 147, 175, 203, 245, 435, 525, 609, 619, 725, 735, 1015, 1225, 1421, 1857, 2175, 3045, 3095, 3675, 4263, 4333, 5075, 7105, 9285, 12999, 15225, 15475, 17951, 21315, 21665, 30331, 35525, 46425, 53853, 64995, 89755, 90993, 106575, 108325, 125657, 151655, 269265, 324975, 376971, 448775, 454965, 628285, 758275, 879599, 1346325, 1884855, 2274825, 2638797, 3141425, 4397995, 9424275, 13193985, 21989975, 65969925]

約数ペア:

[(1, 65969925), (3, 21989975), (5, 13193985), (7, 9424275), (15, 4397995), (21, 3141425), (25, 2638797), (29, 2274825), (35, 1884855), (49, 1346325), (75, 879599), (87, 758275), (105, 628285), (145, 454965), (147, 448775), (175, 376971), (203, 324975), (245, 269265), (435, 151655), (525, 125657), (609, 108325), (619, 106575), (725, 90993), (735, 89755), (1015, 64995), (1225, 53853), (1421, 46425), (1857, 35525), (2175, 30331), (3045, 21665), (3095, 21315), (3675, 17951), (4263, 15475), (4333, 15225), (5075, 12999), (7105, 9285)]