15697630425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20903}}^1$

素因数の和:20983

約数の個数: 96

約数和(自身を含む): 29860945920

約数和(自身を除く): 14163315495

約数列:

[1, 3, 5, 15, 17, 19, 25, 31, 51, 57, 75, 85, 93, 95, 155, 255, 285, 323, 425, 465, 475, 527, 589, 775, 969, 1275, 1425, 1581, 1615, 1767, 2325, 2635, 2945, 4845, 7905, 8075, 8835, 10013, 13175, 14725, 20903, 24225, 30039, 39525, 44175, 50065, 62709, 104515, 150195, 250325, 313545, 355351, 397157, 522575, 647993, 750975, 1066053, 1191471, 1567725, 1776755, 1943979, 1985785, 3239965, 5330265, 5957355, 6751669, 8883775, 9719895, 9928925, 11015881, 12311867, 16199825, 20255007, 26651325, 29786775, 33047643, 33758345, 36935601, 48599475, 55079405, 61559335, 101275035, 165238215, 168791725, 184678005, 209301739, 275397025, 307796675, 506375175, 627905217, 826191075, 923390025, 1046508695, 3139526085, 5232543475, 15697630425]

約数ペア:

[(1, 15697630425), (3, 5232543475), (5, 3139526085), (15, 1046508695), (17, 923390025), (19, 826191075), (25, 627905217), (31, 506375175), (51, 307796675), (57, 275397025), (75, 209301739), (85, 184678005), (93, 168791725), (95, 165238215), (155, 101275035), (255, 61559335), (285, 55079405), (323, 48599475), (425, 36935601), (465, 33758345), (475, 33047643), (527, 29786775), (589, 26651325), (775, 20255007), (969, 16199825), (1275, 12311867), (1425, 11015881), (1581, 9928925), (1615, 9719895), (1767, 8883775), (2325, 6751669), (2635, 5957355), (2945, 5330265), (4845, 3239965), (7905, 1985785), (8075, 1943979), (8835, 1776755), (10013, 1567725), (13175, 1191471), (14725, 1066053), (20903, 750975), (24225, 647993), (30039, 522575), (39525, 397157), (44175, 355351), (50065, 313545), (62709, 250325), (104515, 150195)]