5026719440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{25657}}^1$

素因数の和:25780

約数の個数: 80

約数和(自身を含む): 12217313280

約数和(自身を除く): 7190593840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 496, 620, 632, 790, 1240, 1264, 1580, 2449, 2480, 3160, 4898, 6320, 9796, 12245, 19592, 24490, 25657, 39184, 48980, 51314, 97960, 102628, 128285, 195920, 205256, 256570, 410512, 513140, 795367, 1026280, 1590734, 2026903, 2052560, 3181468, 3976835, 4053806, 6362936, 7953670, 8107612, 10134515, 12725872, 15907340, 16215224, 20269030, 31814680, 32430448, 40538060, 62833993, 63629360, 81076120, 125667986, 162152240, 251335972, 314169965, 502671944, 628339930, 1005343888, 1256679860, 2513359720, 5026719440]

約数ペア:

[(1, 5026719440), (2, 2513359720), (4, 1256679860), (5, 1005343888), (8, 628339930), (10, 502671944), (16, 314169965), (20, 251335972), (31, 162152240), (40, 125667986), (62, 81076120), (79, 63629360), (80, 62833993), (124, 40538060), (155, 32430448), (158, 31814680), (248, 20269030), (310, 16215224), (316, 15907340), (395, 12725872), (496, 10134515), (620, 8107612), (632, 7953670), (790, 6362936), (1240, 4053806), (1264, 3976835), (1580, 3181468), (2449, 2052560), (2480, 2026903), (3160, 1590734), (4898, 1026280), (6320, 795367), (9796, 513140), (12245, 410512), (19592, 256570), (24490, 205256), (25657, 195920), (39184, 128285), (48980, 102628), (51314, 97960)]