78842260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 202583808

約数和(自身を除く): 123741548

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 157, 170, 211, 238, 314, 340, 422, 476, 595, 628, 785, 844, 1055, 1099, 1190, 1477, 1570, 2110, 2198, 2380, 2669, 2954, 3140, 3587, 4220, 4396, 5338, 5495, 5908, 7174, 7385, 10676, 10990, 13345, 14348, 14770, 17935, 18683, 21980, 25109, 26690, 29540, 33127, 35870, 37366, 50218, 53380, 66254, 71740, 74732, 93415, 100436, 125545, 132508, 165635, 186830, 231889, 251090, 331270, 373660, 463778, 502180, 563159, 662540, 927556, 1126318, 1159445, 2252636, 2318890, 2815795, 3942113, 4637780, 5631590, 7884226, 11263180, 15768452, 19710565, 39421130, 78842260]

約数ペア:

[(1, 78842260), (2, 39421130), (4, 19710565), (5, 15768452), (7, 11263180), (10, 7884226), (14, 5631590), (17, 4637780), (20, 3942113), (28, 2815795), (34, 2318890), (35, 2252636), (68, 1159445), (70, 1126318), (85, 927556), (119, 662540), (140, 563159), (157, 502180), (170, 463778), (211, 373660), (238, 331270), (314, 251090), (340, 231889), (422, 186830), (476, 165635), (595, 132508), (628, 125545), (785, 100436), (844, 93415), (1055, 74732), (1099, 71740), (1190, 66254), (1477, 53380), (1570, 50218), (2110, 37366), (2198, 35870), (2380, 33127), (2669, 29540), (2954, 26690), (3140, 25109), (3587, 21980), (4220, 18683), (4396, 17935), (5338, 14770), (5495, 14348), (5908, 13345), (7174, 10990), (7385, 10676)]