90812921990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{857}}^1$

素因数の和:1266

約数の個数: 128

約数和(自身を含む): 192548378880

約数和(自身を除く): 101735456890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 89, 146, 178, 233, 365, 445, 466, 511, 623, 730, 857, 890, 1022, 1165, 1246, 1631, 1714, 2330, 2555, 3115, 3262, 4285, 5110, 5999, 6230, 6497, 8155, 8570, 11998, 12994, 16310, 17009, 20737, 29995, 32485, 34018, 41474, 45479, 59990, 62561, 64970, 76273, 85045, 90958, 103685, 119063, 125122, 145159, 152546, 170090, 199681, 207370, 227395, 238126, 290318, 312805, 381365, 399362, 437927, 454790, 533911, 595315, 625610, 725795, 762730, 875854, 998405, 1067822, 1190630, 1397767, 1451590, 1513801, 1996810, 2189635, 2669555, 2795534, 3027602, 4379270, 5339110, 5567929, 6988835, 7569005, 10596607, 11135858, 13977670, 14576713, 15138010, 17771609, 21193214, 27839645, 29153426, 35543218, 38975503, 52983035, 55679290, 72883565, 77951006, 88858045, 102036991, 105966070, 124401263, 145767130, 177716090, 194877515, 204073982, 248802526, 389755030, 510184955, 622006315, 1020369910, 1244012630, 1297327457, 2594654914, 6486637285, 9081292199, 12973274570, 18162584398, 45406460995, 90812921990]

約数ペア:

[(1, 90812921990), (2, 45406460995), (5, 18162584398), (7, 12973274570), (10, 9081292199), (14, 6486637285), (35, 2594654914), (70, 1297327457), (73, 1244012630), (89, 1020369910), (146, 622006315), (178, 510184955), (233, 389755030), (365, 248802526), (445, 204073982), (466, 194877515), (511, 177716090), (623, 145767130), (730, 124401263), (857, 105966070), (890, 102036991), (1022, 88858045), (1165, 77951006), (1246, 72883565), (1631, 55679290), (1714, 52983035), (2330, 38975503), (2555, 35543218), (3115, 29153426), (3262, 27839645), (4285, 21193214), (5110, 17771609), (5999, 15138010), (6230, 14576713), (6497, 13977670), (8155, 11135858), (8570, 10596607), (11998, 7569005), (12994, 6988835), (16310, 5567929), (17009, 5339110), (20737, 4379270), (29995, 3027602), (32485, 2795534), (34018, 2669555), (41474, 2189635), (45479, 1996810), (59990, 1513801), (62561, 1451590), (64970, 1397767), (76273, 1190630), (85045, 1067822), (90958, 998405), (103685, 875854), (119063, 762730), (125122, 725795), (145159, 625610), (152546, 595315), (170090, 533911), (199681, 454790), (207370, 437927), (227395, 399362), (238126, 381365), (290318, 312805)]