25620840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{3389}}^1$

素因数の和:3416

約数の個数: 128

約数和(自身を含む): 97632000

約数和(自身を除く): 72011160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3389, 3780, 6778, 7560, 10167, 13556, 16945, 20334, 23723, 27112, 30501, 33890, 40668, 47446, 50835, 61002, 67780, 71169, 81336, 91503, 94892, 101670, 118615, 122004, 135560, 142338, 152505, 183006, 189784, 203340, 213507, 237230, 244008, 284676, 305010, 355845, 366012, 406680, 427014, 457515, 474460, 569352, 610020, 640521, 711690, 732024, 854028, 915030, 948920, 1067535, 1220040, 1281042, 1423380, 1708056, 1830060, 2135070, 2562084, 2846760, 3202605, 3660120, 4270140, 5124168, 6405210, 8540280, 12810420, 25620840]

約数ペア:

[(1, 25620840), (2, 12810420), (3, 8540280), (4, 6405210), (5, 5124168), (6, 4270140), (7, 3660120), (8, 3202605), (9, 2846760), (10, 2562084), (12, 2135070), (14, 1830060), (15, 1708056), (18, 1423380), (20, 1281042), (21, 1220040), (24, 1067535), (27, 948920), (28, 915030), (30, 854028), (35, 732024), (36, 711690), (40, 640521), (42, 610020), (45, 569352), (54, 474460), (56, 457515), (60, 427014), (63, 406680), (70, 366012), (72, 355845), (84, 305010), (90, 284676), (105, 244008), (108, 237230), (120, 213507), (126, 203340), (135, 189784), (140, 183006), (168, 152505), (180, 142338), (189, 135560), (210, 122004), (216, 118615), (252, 101670), (270, 94892), (280, 91503), (315, 81336), (360, 71169), (378, 67780), (420, 61002), (504, 50835), (540, 47446), (630, 40668), (756, 33890), (840, 30501), (945, 27112), (1080, 23723), (1260, 20334), (1512, 16945), (1890, 13556), (2520, 10167), (3389, 7560), (3780, 6778)]