77454520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1277

約数の個数: 96

約数和(自身を含む): 206458560

約数和(自身を除く): 129004040

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 143, 220, 242, 260, 286, 440, 484, 520, 572, 605, 715, 968, 1144, 1210, 1231, 1430, 1573, 2420, 2462, 2860, 3146, 4840, 4924, 5720, 6155, 6292, 7865, 9848, 12310, 12584, 13541, 15730, 16003, 24620, 27082, 31460, 32006, 49240, 54164, 62920, 64012, 67705, 80015, 108328, 128024, 135410, 148951, 160030, 176033, 270820, 297902, 320060, 352066, 541640, 595804, 640120, 704132, 744755, 880165, 1191608, 1408264, 1489510, 1760330, 1936363, 2979020, 3520660, 3872726, 5958040, 7041320, 7745452, 9681815, 15490904, 19363630, 38727260, 77454520]

約数ペア:

[(1, 77454520), (2, 38727260), (4, 19363630), (5, 15490904), (8, 9681815), (10, 7745452), (11, 7041320), (13, 5958040), (20, 3872726), (22, 3520660), (26, 2979020), (40, 1936363), (44, 1760330), (52, 1489510), (55, 1408264), (65, 1191608), (88, 880165), (104, 744755), (110, 704132), (121, 640120), (130, 595804), (143, 541640), (220, 352066), (242, 320060), (260, 297902), (286, 270820), (440, 176033), (484, 160030), (520, 148951), (572, 135410), (605, 128024), (715, 108328), (968, 80015), (1144, 67705), (1210, 64012), (1231, 62920), (1430, 54164), (1573, 49240), (2420, 32006), (2462, 31460), (2860, 27082), (3146, 24620), (4840, 16003), (4924, 15730), (5720, 13541), (6155, 12584), (6292, 12310), (7865, 9848)]