72680493320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1\times {\mathrm{39191}}^1$

素因数の和:39926

約数の個数: 64

約数和(自身を含む): 166092560640

約数和(自身を除く): 93412067320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 653, 710, 1306, 1420, 2612, 2840, 3265, 5224, 6530, 13060, 26120, 39191, 46363, 78382, 92726, 156764, 185452, 195955, 231815, 313528, 370904, 391910, 463630, 783820, 927260, 1567640, 1854520, 2782561, 5565122, 11130244, 13912805, 22260488, 25591723, 27825610, 51183446, 55651220, 102366892, 111302440, 127958615, 204733784, 255917230, 511834460, 1023668920, 1817012333, 3634024666, 7268049332, 9085061665, 14536098664, 18170123330, 36340246660, 72680493320]

約数ペア:

[(1, 72680493320), (2, 36340246660), (4, 18170123330), (5, 14536098664), (8, 9085061665), (10, 7268049332), (20, 3634024666), (40, 1817012333), (71, 1023668920), (142, 511834460), (284, 255917230), (355, 204733784), (568, 127958615), (653, 111302440), (710, 102366892), (1306, 55651220), (1420, 51183446), (2612, 27825610), (2840, 25591723), (3265, 22260488), (5224, 13912805), (6530, 11130244), (13060, 5565122), (26120, 2782561), (39191, 1854520), (46363, 1567640), (78382, 927260), (92726, 783820), (156764, 463630), (185452, 391910), (195955, 370904), (231815, 313528)]