208774880

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 508032000

約数和(自身を除く): 299257120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 83, 158, 160, 166, 199, 316, 332, 395, 398, 415, 632, 664, 790, 796, 830, 995, 1264, 1328, 1580, 1592, 1660, 1990, 2528, 2656, 3160, 3184, 3320, 3980, 6320, 6368, 6557, 6640, 7960, 12640, 13114, 13280, 15721, 15920, 16517, 26228, 31442, 31840, 32785, 33034, 52456, 62884, 65570, 66068, 78605, 82585, 104912, 125768, 131140, 132136, 157210, 165170, 209824, 251536, 262280, 264272, 314420, 330340, 503072, 524560, 528544, 628840, 660680, 1049120, 1257680, 1304843, 1321360, 2515360, 2609686, 2642720, 5219372, 6524215, 10438744, 13048430, 20877488, 26096860, 41754976, 52193720, 104387440, 208774880]

約数ペア:

[(1, 208774880), (2, 104387440), (4, 52193720), (5, 41754976), (8, 26096860), (10, 20877488), (16, 13048430), (20, 10438744), (32, 6524215), (40, 5219372), (79, 2642720), (80, 2609686), (83, 2515360), (158, 1321360), (160, 1304843), (166, 1257680), (199, 1049120), (316, 660680), (332, 628840), (395, 528544), (398, 524560), (415, 503072), (632, 330340), (664, 314420), (790, 264272), (796, 262280), (830, 251536), (995, 209824), (1264, 165170), (1328, 157210), (1580, 132136), (1592, 131140), (1660, 125768), (1990, 104912), (2528, 82585), (2656, 78605), (3160, 66068), (3184, 65570), (3320, 62884), (3980, 52456), (6320, 33034), (6368, 32785), (6557, 31840), (6640, 31442), (7960, 26228), (12640, 16517), (13114, 15920), (13280, 15721)]