73210880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:285

約数の個数: 88

約数和(自身を含む): 178825920

約数和(自身を除く): 105615040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 181, 256, 316, 320, 362, 395, 512, 632, 640, 724, 790, 905, 1024, 1264, 1280, 1448, 1580, 1810, 2528, 2560, 2896, 3160, 3620, 5056, 5120, 5792, 6320, 7240, 10112, 11584, 12640, 14299, 14480, 20224, 23168, 25280, 28598, 28960, 40448, 46336, 50560, 57196, 57920, 71495, 80896, 92672, 101120, 114392, 115840, 142990, 185344, 202240, 228784, 231680, 285980, 404480, 457568, 463360, 571960, 915136, 926720, 1143920, 1830272, 2287840, 3660544, 4575680, 7321088, 9151360, 14642176, 18302720, 36605440, 73210880]

約数ペア:

[(1, 73210880), (2, 36605440), (4, 18302720), (5, 14642176), (8, 9151360), (10, 7321088), (16, 4575680), (20, 3660544), (32, 2287840), (40, 1830272), (64, 1143920), (79, 926720), (80, 915136), (128, 571960), (158, 463360), (160, 457568), (181, 404480), (256, 285980), (316, 231680), (320, 228784), (362, 202240), (395, 185344), (512, 142990), (632, 115840), (640, 114392), (724, 101120), (790, 92672), (905, 80896), (1024, 71495), (1264, 57920), (1280, 57196), (1448, 50560), (1580, 46336), (1810, 40448), (2528, 28960), (2560, 28598), (2896, 25280), (3160, 23168), (3620, 20224), (5056, 14480), (5120, 14299), (5792, 12640), (6320, 11584), (7240, 10112)]