80181450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 230270976

約数和(自身を除く): 150089526

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 61, 69, 75, 90, 115, 122, 127, 138, 150, 183, 207, 225, 230, 254, 305, 345, 366, 381, 414, 450, 549, 575, 610, 635, 690, 762, 915, 1035, 1098, 1143, 1150, 1270, 1403, 1525, 1725, 1830, 1905, 2070, 2286, 2745, 2806, 2921, 3050, 3175, 3450, 3810, 4209, 4575, 5175, 5490, 5715, 5842, 6350, 7015, 7747, 8418, 8763, 9150, 9525, 10350, 11430, 12627, 13725, 14030, 14605, 15494, 17526, 19050, 21045, 23241, 25254, 26289, 27450, 28575, 29210, 35075, 38735, 42090, 43815, 46482, 52578, 57150, 63135, 69723, 70150, 73025, 77470, 87630, 105225, 116205, 126270, 131445, 139446, 146050, 178181, 193675, 210450, 219075, 232410, 262890, 315675, 348615, 356362, 387350, 438150, 534543, 581025, 631350, 657225, 697230, 890905, 1069086, 1162050, 1314450, 1603629, 1743075, 1781810, 2672715, 3207258, 3486150, 4454525, 5345430, 8018145, 8909050, 13363575, 16036290, 26727150, 40090725, 80181450]

約数ペア:

[(1, 80181450), (2, 40090725), (3, 26727150), (5, 16036290), (6, 13363575), (9, 8909050), (10, 8018145), (15, 5345430), (18, 4454525), (23, 3486150), (25, 3207258), (30, 2672715), (45, 1781810), (46, 1743075), (50, 1603629), (61, 1314450), (69, 1162050), (75, 1069086), (90, 890905), (115, 697230), (122, 657225), (127, 631350), (138, 581025), (150, 534543), (183, 438150), (207, 387350), (225, 356362), (230, 348615), (254, 315675), (305, 262890), (345, 232410), (366, 219075), (381, 210450), (414, 193675), (450, 178181), (549, 146050), (575, 139446), (610, 131445), (635, 126270), (690, 116205), (762, 105225), (915, 87630), (1035, 77470), (1098, 73025), (1143, 70150), (1150, 69723), (1270, 63135), (1403, 57150), (1525, 52578), (1725, 46482), (1830, 43815), (1905, 42090), (2070, 38735), (2286, 35075), (2745, 29210), (2806, 28575), (2921, 27450), (3050, 26289), (3175, 25254), (3450, 23241), (3810, 21045), (4209, 19050), (4575, 17526), (5175, 15494), (5490, 14605), (5715, 14030), (5842, 13725), (6350, 12627), (7015, 11430), (7747, 10350), (8418, 9525), (8763, 9150)]