25221560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 128

約数和(自身を含む): 71971200

約数和(自身を除く): 46749640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 82, 91, 104, 130, 140, 164, 169, 182, 205, 260, 280, 287, 328, 338, 364, 410, 455, 520, 533, 574, 676, 728, 820, 845, 910, 1066, 1148, 1183, 1352, 1435, 1640, 1690, 1820, 2132, 2197, 2296, 2366, 2665, 2870, 3380, 3640, 3731, 4264, 4394, 4732, 5330, 5740, 5915, 6760, 6929, 7462, 8788, 9464, 10660, 10985, 11480, 11830, 13858, 14924, 15379, 17576, 18655, 21320, 21970, 23660, 27716, 29848, 30758, 34645, 37310, 43940, 47320, 48503, 55432, 61516, 69290, 74620, 76895, 87880, 90077, 97006, 123032, 138580, 149240, 153790, 180154, 194012, 242515, 277160, 307580, 360308, 388024, 450385, 485030, 615160, 630539, 720616, 900770, 970060, 1261078, 1801540, 1940120, 2522156, 3152695, 3603080, 5044312, 6305390, 12610780, 25221560]

約数ペア:

[(1, 25221560), (2, 12610780), (4, 6305390), (5, 5044312), (7, 3603080), (8, 3152695), (10, 2522156), (13, 1940120), (14, 1801540), (20, 1261078), (26, 970060), (28, 900770), (35, 720616), (40, 630539), (41, 615160), (52, 485030), (56, 450385), (65, 388024), (70, 360308), (82, 307580), (91, 277160), (104, 242515), (130, 194012), (140, 180154), (164, 153790), (169, 149240), (182, 138580), (205, 123032), (260, 97006), (280, 90077), (287, 87880), (328, 76895), (338, 74620), (364, 69290), (410, 61516), (455, 55432), (520, 48503), (533, 47320), (574, 43940), (676, 37310), (728, 34645), (820, 30758), (845, 29848), (910, 27716), (1066, 23660), (1148, 21970), (1183, 21320), (1352, 18655), (1435, 17576), (1640, 15379), (1690, 14924), (1820, 13858), (2132, 11830), (2197, 11480), (2296, 10985), (2366, 10660), (2665, 9464), (2870, 8788), (3380, 7462), (3640, 6929), (3731, 6760), (4264, 5915), (4394, 5740), (4732, 5330)]