20163786650

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{673}}^1\times {\mathrm{1747}}^1$

素因数の和:2453

約数の個数: 96

約数和(自身を含む): 43827254400

約数和(自身を除く): 23663467750

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 343, 350, 490, 673, 686, 1225, 1346, 1715, 1747, 2450, 3365, 3430, 3494, 4711, 6730, 8575, 8735, 9422, 12229, 16825, 17150, 17470, 23555, 24458, 32977, 33650, 43675, 47110, 61145, 65954, 85603, 87350, 117775, 122290, 164885, 171206, 230839, 235550, 305725, 329770, 428015, 461678, 599221, 611450, 824425, 856030, 1154195, 1175731, 1198442, 1648850, 2140075, 2308390, 2351462, 2996105, 4280150, 5770975, 5878655, 5992210, 8230117, 11541950, 11757310, 14980525, 16460234, 29393275, 29961050, 41150585, 57610819, 58786550, 82301170, 115221638, 205752925, 288054095, 403275733, 411505850, 576108190, 806551466, 1440270475, 2016378665, 2880540950, 4032757330, 10081893325, 20163786650]

約数ペア:

[(1, 20163786650), (2, 10081893325), (5, 4032757330), (7, 2880540950), (10, 2016378665), (14, 1440270475), (25, 806551466), (35, 576108190), (49, 411505850), (50, 403275733), (70, 288054095), (98, 205752925), (175, 115221638), (245, 82301170), (343, 58786550), (350, 57610819), (490, 41150585), (673, 29961050), (686, 29393275), (1225, 16460234), (1346, 14980525), (1715, 11757310), (1747, 11541950), (2450, 8230117), (3365, 5992210), (3430, 5878655), (3494, 5770975), (4711, 4280150), (6730, 2996105), (8575, 2351462), (8735, 2308390), (9422, 2140075), (12229, 1648850), (16825, 1198442), (17150, 1175731), (17470, 1154195), (23555, 856030), (24458, 824425), (32977, 611450), (33650, 599221), (43675, 461678), (47110, 428015), (61145, 329770), (65954, 305725), (85603, 235550), (87350, 230839), (117775, 171206), (122290, 164885)]