80513940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{947}}^1$

素因数の和:1081

約数の個数: 96

約数和(自身を含む): 245266560

約数和(自身を除く): 164752620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 109, 130, 156, 195, 218, 260, 327, 390, 436, 545, 654, 780, 947, 1090, 1308, 1417, 1635, 1894, 2180, 2834, 2841, 3270, 3788, 4251, 4735, 5668, 5682, 6540, 7085, 8502, 9470, 11364, 12311, 14170, 14205, 17004, 18940, 21255, 24622, 28340, 28410, 36933, 42510, 49244, 56820, 61555, 73866, 85020, 103223, 123110, 147732, 184665, 206446, 246220, 309669, 369330, 412892, 516115, 619338, 738660, 1032230, 1238676, 1341899, 1548345, 2064460, 2683798, 3096690, 4025697, 5367596, 6193380, 6709495, 8051394, 13418990, 16102788, 20128485, 26837980, 40256970, 80513940]

約数ペア:

[(1, 80513940), (2, 40256970), (3, 26837980), (4, 20128485), (5, 16102788), (6, 13418990), (10, 8051394), (12, 6709495), (13, 6193380), (15, 5367596), (20, 4025697), (26, 3096690), (30, 2683798), (39, 2064460), (52, 1548345), (60, 1341899), (65, 1238676), (78, 1032230), (109, 738660), (130, 619338), (156, 516115), (195, 412892), (218, 369330), (260, 309669), (327, 246220), (390, 206446), (436, 184665), (545, 147732), (654, 123110), (780, 103223), (947, 85020), (1090, 73866), (1308, 61555), (1417, 56820), (1635, 49244), (1894, 42510), (2180, 36933), (2834, 28410), (2841, 28340), (3270, 24622), (3788, 21255), (4251, 18940), (4735, 17004), (5668, 14205), (5682, 14170), (6540, 12311), (7085, 11364), (8502, 9470)]