25679430

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2\times {\mathrm{647}}^1$

素因数の和:680

約数の個数: 120

約数和(自身を含む): 80446608

約数和(自身を除く): 54767178

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 189, 210, 245, 270, 294, 315, 378, 405, 441, 490, 567, 630, 647, 735, 810, 882, 945, 1134, 1294, 1323, 1470, 1890, 1941, 2205, 2646, 2835, 3235, 3882, 3969, 4410, 4529, 5670, 5823, 6470, 6615, 7938, 9058, 9705, 11646, 13230, 13587, 17469, 19410, 19845, 22645, 27174, 29115, 31703, 34938, 39690, 40761, 45290, 52407, 58230, 63406, 67935, 81522, 87345, 95109, 104814, 122283, 135870, 158515, 174690, 190218, 203805, 244566, 262035, 285327, 317030, 366849, 407610, 475545, 524070, 570654, 611415, 733698, 855981, 951090, 1222830, 1426635, 1711962, 1834245, 2567943, 2853270, 3668490, 4279905, 5135886, 8559810, 12839715, 25679430]

約数ペア:

[(1, 25679430), (2, 12839715), (3, 8559810), (5, 5135886), (6, 4279905), (7, 3668490), (9, 2853270), (10, 2567943), (14, 1834245), (15, 1711962), (18, 1426635), (21, 1222830), (27, 951090), (30, 855981), (35, 733698), (42, 611415), (45, 570654), (49, 524070), (54, 475545), (63, 407610), (70, 366849), (81, 317030), (90, 285327), (98, 262035), (105, 244566), (126, 203805), (135, 190218), (147, 174690), (162, 158515), (189, 135870), (210, 122283), (245, 104814), (270, 95109), (294, 87345), (315, 81522), (378, 67935), (405, 63406), (441, 58230), (490, 52407), (567, 45290), (630, 40761), (647, 39690), (735, 34938), (810, 31703), (882, 29115), (945, 27174), (1134, 22645), (1294, 19845), (1323, 19410), (1470, 17469), (1890, 13587), (1941, 13230), (2205, 11646), (2646, 9705), (2835, 9058), (3235, 7938), (3882, 6615), (3969, 6470), (4410, 5823), (4529, 5670)]