15691231300

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{641}}^1\times {\mathrm{4013}}^1$

素因数の和:4729

約数の個数: 72

約数和(自身を含む): 34670796552

約数和(自身を除く): 18979565252

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 641, 1220, 1282, 1525, 2564, 3050, 3205, 4013, 6100, 6410, 8026, 12820, 16025, 16052, 20065, 32050, 39101, 40130, 64100, 78202, 80260, 100325, 156404, 195505, 200650, 244793, 391010, 401300, 489586, 782020, 977525, 979172, 1223965, 1955050, 2447930, 2572333, 3910100, 4895860, 5144666, 6119825, 10289332, 12239650, 12861665, 24479300, 25723330, 51446660, 64308325, 128616650, 156912313, 257233300, 313824626, 627649252, 784561565, 1569123130, 3138246260, 3922807825, 7845615650, 15691231300]

約数ペア:

[(1, 15691231300), (2, 7845615650), (4, 3922807825), (5, 3138246260), (10, 1569123130), (20, 784561565), (25, 627649252), (50, 313824626), (61, 257233300), (100, 156912313), (122, 128616650), (244, 64308325), (305, 51446660), (610, 25723330), (641, 24479300), (1220, 12861665), (1282, 12239650), (1525, 10289332), (2564, 6119825), (3050, 5144666), (3205, 4895860), (4013, 3910100), (6100, 2572333), (6410, 2447930), (8026, 1955050), (12820, 1223965), (16025, 979172), (16052, 977525), (20065, 782020), (32050, 489586), (39101, 401300), (40130, 391010), (64100, 244793), (78202, 200650), (80260, 195505), (100325, 156404)]