71627205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:127

約数の個数: 96

約数和(自身を含む): 138636288

約数和(自身を除く): 67009083

約数列:

[1, 3, 5, 13, 15, 17, 31, 39, 41, 51, 65, 85, 93, 123, 155, 195, 205, 221, 255, 289, 403, 465, 527, 533, 615, 663, 697, 867, 1105, 1209, 1271, 1445, 1581, 1599, 2015, 2091, 2635, 2665, 3315, 3485, 3757, 3813, 4335, 6045, 6355, 6851, 7905, 7995, 8959, 9061, 10455, 11271, 11849, 16523, 18785, 19065, 20553, 21607, 26877, 27183, 34255, 35547, 44795, 45305, 49569, 56355, 59245, 64821, 82615, 102765, 108035, 116467, 134385, 135915, 154037, 177735, 247845, 280891, 324105, 349401, 367319, 462111, 582335, 770185, 842673, 1101957, 1404455, 1747005, 1836595, 2310555, 4213365, 4775147, 5509785, 14325441, 23875735, 71627205]

約数ペア:

[(1, 71627205), (3, 23875735), (5, 14325441), (13, 5509785), (15, 4775147), (17, 4213365), (31, 2310555), (39, 1836595), (41, 1747005), (51, 1404455), (65, 1101957), (85, 842673), (93, 770185), (123, 582335), (155, 462111), (195, 367319), (205, 349401), (221, 324105), (255, 280891), (289, 247845), (403, 177735), (465, 154037), (527, 135915), (533, 134385), (615, 116467), (663, 108035), (697, 102765), (867, 82615), (1105, 64821), (1209, 59245), (1271, 56355), (1445, 49569), (1581, 45305), (1599, 44795), (2015, 35547), (2091, 34255), (2635, 27183), (2665, 26877), (3315, 21607), (3485, 20553), (3757, 19065), (3813, 18785), (4335, 16523), (6045, 11849), (6355, 11271), (6851, 10455), (7905, 9061), (7995, 8959)]