64814124100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2591}}^1\times {\mathrm{22741}}^1$

素因数の和:25357

約数の個数: 72

約数和(自身を含む): 153498675456

約数和(自身を除く): 88684551356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 2591, 5182, 10364, 12955, 22741, 25910, 28501, 45482, 51820, 57002, 64775, 90964, 113705, 114004, 129550, 142505, 227410, 250151, 259100, 285010, 454820, 500302, 568525, 570020, 712525, 1000604, 1137050, 1250755, 1425050, 2274100, 2501510, 2850100, 5003020, 6253775, 12507550, 25015100, 58921931, 117843862, 235687724, 294609655, 589219310, 648141241, 1178438620, 1296282482, 1473048275, 2592564964, 2946096550, 3240706205, 5892193100, 6481412410, 12962824820, 16203531025, 32407062050, 64814124100]

約数ペア:

[(1, 64814124100), (2, 32407062050), (4, 16203531025), (5, 12962824820), (10, 6481412410), (11, 5892193100), (20, 3240706205), (22, 2946096550), (25, 2592564964), (44, 1473048275), (50, 1296282482), (55, 1178438620), (100, 648141241), (110, 589219310), (220, 294609655), (275, 235687724), (550, 117843862), (1100, 58921931), (2591, 25015100), (5182, 12507550), (10364, 6253775), (12955, 5003020), (22741, 2850100), (25910, 2501510), (28501, 2274100), (45482, 1425050), (51820, 1250755), (57002, 1137050), (64775, 1000604), (90964, 712525), (113705, 570020), (114004, 568525), (129550, 500302), (142505, 454820), (227410, 285010), (250151, 259100)]