25172280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1427}}^1$

素因数の和:1458

約数の個数: 144

約数和(自身を含む): 95233320

約数和(自身を除く): 70061040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1427, 1470, 1764, 1960, 2205, 2520, 2854, 2940, 3528, 4281, 4410, 5708, 5880, 7135, 8562, 8820, 9989, 11416, 12843, 14270, 17124, 17640, 19978, 21405, 25686, 28540, 29967, 34248, 39956, 42810, 49945, 51372, 57080, 59934, 64215, 69923, 79912, 85620, 89901, 99890, 102744, 119868, 128430, 139846, 149835, 171240, 179802, 199780, 209769, 239736, 256860, 279692, 299670, 349615, 359604, 399560, 419538, 449505, 513720, 559384, 599340, 629307, 699230, 719208, 839076, 899010, 1048845, 1198680, 1258614, 1398460, 1678152, 1798020, 2097690, 2517228, 2796920, 3146535, 3596040, 4195380, 5034456, 6293070, 8390760, 12586140, 25172280]

約数ペア:

[(1, 25172280), (2, 12586140), (3, 8390760), (4, 6293070), (5, 5034456), (6, 4195380), (7, 3596040), (8, 3146535), (9, 2796920), (10, 2517228), (12, 2097690), (14, 1798020), (15, 1678152), (18, 1398460), (20, 1258614), (21, 1198680), (24, 1048845), (28, 899010), (30, 839076), (35, 719208), (36, 699230), (40, 629307), (42, 599340), (45, 559384), (49, 513720), (56, 449505), (60, 419538), (63, 399560), (70, 359604), (72, 349615), (84, 299670), (90, 279692), (98, 256860), (105, 239736), (120, 209769), (126, 199780), (140, 179802), (147, 171240), (168, 149835), (180, 139846), (196, 128430), (210, 119868), (245, 102744), (252, 99890), (280, 89901), (294, 85620), (315, 79912), (360, 69923), (392, 64215), (420, 59934), (441, 57080), (490, 51372), (504, 49945), (588, 42810), (630, 39956), (735, 34248), (840, 29967), (882, 28540), (980, 25686), (1176, 21405), (1260, 19978), (1427, 17640), (1470, 17124), (1764, 14270), (1960, 12843), (2205, 11416), (2520, 9989), (2854, 8820), (2940, 8562), (3528, 7135), (4281, 5880), (4410, 5708)]