51953720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2039}}^1$

素因数の和:2077

約数の個数: 96

約数和(自身を含む): 146512800

約数和(自身を除く): 94559080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2039, 2548, 3185, 3640, 4078, 5096, 6370, 8156, 10195, 12740, 14273, 16312, 20390, 25480, 26507, 28546, 40780, 53014, 57092, 71365, 81560, 99911, 106028, 114184, 132535, 142730, 185549, 199822, 212056, 265070, 285460, 371098, 399644, 499555, 530140, 570920, 742196, 799288, 927745, 999110, 1060280, 1298843, 1484392, 1855490, 1998220, 2597686, 3710980, 3996440, 5195372, 6494215, 7421960, 10390744, 12988430, 25976860, 51953720]

約数ペア:

[(1, 51953720), (2, 25976860), (4, 12988430), (5, 10390744), (7, 7421960), (8, 6494215), (10, 5195372), (13, 3996440), (14, 3710980), (20, 2597686), (26, 1998220), (28, 1855490), (35, 1484392), (40, 1298843), (49, 1060280), (52, 999110), (56, 927745), (65, 799288), (70, 742196), (91, 570920), (98, 530140), (104, 499555), (130, 399644), (140, 371098), (182, 285460), (196, 265070), (245, 212056), (260, 199822), (280, 185549), (364, 142730), (392, 132535), (455, 114184), (490, 106028), (520, 99911), (637, 81560), (728, 71365), (910, 57092), (980, 53014), (1274, 40780), (1820, 28546), (1960, 26507), (2039, 25480), (2548, 20390), (3185, 16312), (3640, 14273), (4078, 12740), (5096, 10195), (6370, 8156)]