30690275

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 48211200

約数和(自身を除く): 17520925

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 107, 149, 175, 275, 385, 535, 745, 749, 1043, 1177, 1639, 1925, 2675, 3725, 3745, 5215, 5885, 8195, 8239, 11473, 15943, 18725, 26075, 29425, 40975, 41195, 57365, 79715, 111601, 175373, 205975, 286825, 398575, 558005, 876865, 1227611, 2790025, 4384325, 6138055, 30690275]

約数ペア:

[(1, 30690275), (5, 6138055), (7, 4384325), (11, 2790025), (25, 1227611), (35, 876865), (55, 558005), (77, 398575), (107, 286825), (149, 205975), (175, 175373), (275, 111601), (385, 79715), (535, 57365), (745, 41195), (749, 40975), (1043, 29425), (1177, 26075), (1639, 18725), (1925, 15943), (2675, 11473), (3725, 8239), (3745, 8195), (5215, 5885)]