77679910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1277}}^1$

素因数の和:1381

約数の個数: 64

約数和(自身を含む): 176670720

約数和(自身を除く): 98990810

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 79, 110, 154, 158, 385, 395, 553, 770, 790, 869, 1106, 1277, 1738, 2554, 2765, 4345, 5530, 6083, 6385, 8690, 8939, 12166, 12770, 14047, 17878, 28094, 30415, 44695, 60830, 70235, 89390, 98329, 100883, 140470, 196658, 201766, 491645, 504415, 706181, 983290, 1008830, 1109713, 1412362, 2219426, 3530905, 5548565, 7061810, 7767991, 11097130, 15535982, 38839955, 77679910]

約数ペア:

[(1, 77679910), (2, 38839955), (5, 15535982), (7, 11097130), (10, 7767991), (11, 7061810), (14, 5548565), (22, 3530905), (35, 2219426), (55, 1412362), (70, 1109713), (77, 1008830), (79, 983290), (110, 706181), (154, 504415), (158, 491645), (385, 201766), (395, 196658), (553, 140470), (770, 100883), (790, 98329), (869, 89390), (1106, 70235), (1277, 60830), (1738, 44695), (2554, 30415), (2765, 28094), (4345, 17878), (5530, 14047), (6083, 12770), (6385, 12166), (8690, 8939)]