201626960

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:676

約数の個数: 80

約数和(自身を含む): 483421440

約数和(自身を除く): 281794480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 79, 80, 122, 158, 244, 305, 316, 395, 488, 523, 610, 632, 790, 976, 1046, 1220, 1264, 1580, 2092, 2440, 2615, 3160, 4184, 4819, 4880, 5230, 6320, 8368, 9638, 10460, 19276, 20920, 24095, 31903, 38552, 41317, 41840, 48190, 63806, 77104, 82634, 96380, 127612, 159515, 165268, 192760, 206585, 255224, 319030, 330536, 385520, 413170, 510448, 638060, 661072, 826340, 1276120, 1652680, 2520337, 2552240, 3305360, 5040674, 10081348, 12601685, 20162696, 25203370, 40325392, 50406740, 100813480, 201626960]

約数ペア:

[(1, 201626960), (2, 100813480), (4, 50406740), (5, 40325392), (8, 25203370), (10, 20162696), (16, 12601685), (20, 10081348), (40, 5040674), (61, 3305360), (79, 2552240), (80, 2520337), (122, 1652680), (158, 1276120), (244, 826340), (305, 661072), (316, 638060), (395, 510448), (488, 413170), (523, 385520), (610, 330536), (632, 319030), (790, 255224), (976, 206585), (1046, 192760), (1220, 165268), (1264, 159515), (1580, 127612), (2092, 96380), (2440, 82634), (2615, 77104), (3160, 63806), (4184, 48190), (4819, 41840), (4880, 41317), (5230, 38552), (6320, 31903), (8368, 24095), (9638, 20920), (10460, 19276)]