20145753015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{7451}}^1$

素因数の和:7960

約数の個数: 64

約数和(自身を含む): 35695199232

約数和(自身を除く): 15549446217

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 461, 1173, 1383, 1955, 2305, 5865, 6915, 7451, 7837, 10603, 22353, 23511, 31809, 37255, 39185, 53015, 111765, 117555, 126667, 159045, 171373, 180251, 380001, 514119, 540753, 633335, 856865, 901255, 1900005, 2570595, 2703765, 2913341, 3434911, 8740023, 10304733, 14566705, 17174555, 43700115, 51523665, 58393487, 79002953, 175180461, 237008859, 291967435, 395014765, 875902305, 1185044295, 1343050201, 4029150603, 6715251005, 20145753015]

約数ペア:

[(1, 20145753015), (3, 6715251005), (5, 4029150603), (15, 1343050201), (17, 1185044295), (23, 875902305), (51, 395014765), (69, 291967435), (85, 237008859), (115, 175180461), (255, 79002953), (345, 58393487), (391, 51523665), (461, 43700115), (1173, 17174555), (1383, 14566705), (1955, 10304733), (2305, 8740023), (5865, 3434911), (6915, 2913341), (7451, 2703765), (7837, 2570595), (10603, 1900005), (22353, 901255), (23511, 856865), (31809, 633335), (37255, 540753), (39185, 514119), (53015, 380001), (111765, 180251), (117555, 171373), (126667, 159045)]