71388160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 88

約数和(自身を含む): 174502656

約数和(自身を除く): 103114496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 191, 256, 292, 320, 365, 382, 512, 584, 640, 730, 764, 955, 1024, 1168, 1280, 1460, 1528, 1910, 2336, 2560, 2920, 3056, 3820, 4672, 5120, 5840, 6112, 7640, 9344, 11680, 12224, 13943, 15280, 18688, 23360, 24448, 27886, 30560, 37376, 46720, 48896, 55772, 61120, 69715, 74752, 93440, 97792, 111544, 122240, 139430, 186880, 195584, 223088, 244480, 278860, 373760, 446176, 488960, 557720, 892352, 977920, 1115440, 1784704, 2230880, 3569408, 4461760, 7138816, 8923520, 14277632, 17847040, 35694080, 71388160]

約数ペア:

[(1, 71388160), (2, 35694080), (4, 17847040), (5, 14277632), (8, 8923520), (10, 7138816), (16, 4461760), (20, 3569408), (32, 2230880), (40, 1784704), (64, 1115440), (73, 977920), (80, 892352), (128, 557720), (146, 488960), (160, 446176), (191, 373760), (256, 278860), (292, 244480), (320, 223088), (365, 195584), (382, 186880), (512, 139430), (584, 122240), (640, 111544), (730, 97792), (764, 93440), (955, 74752), (1024, 69715), (1168, 61120), (1280, 55772), (1460, 48896), (1528, 46720), (1910, 37376), (2336, 30560), (2560, 27886), (2920, 24448), (3056, 23360), (3820, 18688), (4672, 15280), (5120, 13943), (5840, 12224), (6112, 11680), (7640, 9344)]