25290216

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 83210400

約数和(自身を除く): 57920184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 139, 152, 168, 171, 228, 252, 266, 278, 342, 361, 399, 417, 456, 504, 532, 556, 684, 722, 798, 834, 973, 1064, 1083, 1112, 1197, 1251, 1368, 1444, 1596, 1668, 1946, 2166, 2394, 2502, 2527, 2641, 2888, 2919, 3192, 3249, 3336, 3892, 4332, 4788, 5004, 5054, 5282, 5838, 6498, 7581, 7784, 7923, 8664, 8757, 9576, 10008, 10108, 10564, 11676, 12996, 15162, 15846, 17514, 18487, 20216, 21128, 22743, 23352, 23769, 25992, 30324, 31692, 35028, 36974, 45486, 47538, 50179, 55461, 60648, 63384, 70056, 73948, 90972, 95076, 100358, 110922, 147896, 150537, 166383, 181944, 190152, 200716, 221844, 301074, 332766, 351253, 401432, 443688, 451611, 602148, 665532, 702506, 903222, 1053759, 1204296, 1331064, 1405012, 1806444, 2107518, 2810024, 3161277, 3612888, 4215036, 6322554, 8430072, 12645108, 25290216]

約数ペア:

[(1, 25290216), (2, 12645108), (3, 8430072), (4, 6322554), (6, 4215036), (7, 3612888), (8, 3161277), (9, 2810024), (12, 2107518), (14, 1806444), (18, 1405012), (19, 1331064), (21, 1204296), (24, 1053759), (28, 903222), (36, 702506), (38, 665532), (42, 602148), (56, 451611), (57, 443688), (63, 401432), (72, 351253), (76, 332766), (84, 301074), (114, 221844), (126, 200716), (133, 190152), (139, 181944), (152, 166383), (168, 150537), (171, 147896), (228, 110922), (252, 100358), (266, 95076), (278, 90972), (342, 73948), (361, 70056), (399, 63384), (417, 60648), (456, 55461), (504, 50179), (532, 47538), (556, 45486), (684, 36974), (722, 35028), (798, 31692), (834, 30324), (973, 25992), (1064, 23769), (1083, 23352), (1112, 22743), (1197, 21128), (1251, 20216), (1368, 18487), (1444, 17514), (1596, 15846), (1668, 15162), (1946, 12996), (2166, 11676), (2394, 10564), (2502, 10108), (2527, 10008), (2641, 9576), (2888, 8757), (2919, 8664), (3192, 7923), (3249, 7784), (3336, 7581), (3892, 6498), (4332, 5838), (4788, 5282), (5004, 5054)]