25249120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 65620800

約数和(自身を除く): 40371680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 65, 80, 104, 122, 130, 160, 199, 208, 244, 260, 305, 398, 416, 488, 520, 610, 793, 796, 976, 995, 1040, 1220, 1586, 1592, 1952, 1990, 2080, 2440, 2587, 3172, 3184, 3965, 3980, 4880, 5174, 6344, 6368, 7930, 7960, 9760, 10348, 12139, 12688, 12935, 15860, 15920, 20696, 24278, 25376, 25870, 31720, 31840, 41392, 48556, 51740, 60695, 63440, 82784, 97112, 103480, 121390, 126880, 157807, 194224, 206960, 242780, 315614, 388448, 413920, 485560, 631228, 789035, 971120, 1262456, 1578070, 1942240, 2524912, 3156140, 5049824, 6312280, 12624560, 25249120]

約数ペア:

[(1, 25249120), (2, 12624560), (4, 6312280), (5, 5049824), (8, 3156140), (10, 2524912), (13, 1942240), (16, 1578070), (20, 1262456), (26, 971120), (32, 789035), (40, 631228), (52, 485560), (61, 413920), (65, 388448), (80, 315614), (104, 242780), (122, 206960), (130, 194224), (160, 157807), (199, 126880), (208, 121390), (244, 103480), (260, 97112), (305, 82784), (398, 63440), (416, 60695), (488, 51740), (520, 48556), (610, 41392), (793, 31840), (796, 31720), (976, 25870), (995, 25376), (1040, 24278), (1220, 20696), (1586, 15920), (1592, 15860), (1952, 12935), (1990, 12688), (2080, 12139), (2440, 10348), (2587, 9760), (3172, 7960), (3184, 7930), (3965, 6368), (3980, 6344), (4880, 5174)]