25228320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{311}}^1$

素因数の和:355

約数の個数: 144

約数和(自身を含む): 86329152

約数和(自身を除く): 61100832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 311, 312, 338, 390, 416, 480, 507, 520, 622, 624, 676, 780, 845, 933, 1014, 1040, 1244, 1248, 1352, 1555, 1560, 1690, 1866, 2028, 2080, 2488, 2535, 2704, 3110, 3120, 3380, 3732, 4043, 4056, 4665, 4976, 5070, 5408, 6220, 6240, 6760, 7464, 8086, 8112, 9330, 9952, 10140, 12129, 12440, 13520, 14928, 16172, 16224, 18660, 20215, 20280, 24258, 24880, 27040, 29856, 32344, 37320, 40430, 40560, 48516, 49760, 52559, 60645, 64688, 74640, 80860, 81120, 97032, 105118, 121290, 129376, 149280, 157677, 161720, 194064, 210236, 242580, 262795, 315354, 323440, 388128, 420472, 485160, 525590, 630708, 646880, 788385, 840944, 970320, 1051180, 1261416, 1576770, 1681888, 1940640, 2102360, 2522832, 3153540, 4204720, 5045664, 6307080, 8409440, 12614160, 25228320]

約数ペア:

[(1, 25228320), (2, 12614160), (3, 8409440), (4, 6307080), (5, 5045664), (6, 4204720), (8, 3153540), (10, 2522832), (12, 2102360), (13, 1940640), (15, 1681888), (16, 1576770), (20, 1261416), (24, 1051180), (26, 970320), (30, 840944), (32, 788385), (39, 646880), (40, 630708), (48, 525590), (52, 485160), (60, 420472), (65, 388128), (78, 323440), (80, 315354), (96, 262795), (104, 242580), (120, 210236), (130, 194064), (156, 161720), (160, 157677), (169, 149280), (195, 129376), (208, 121290), (240, 105118), (260, 97032), (311, 81120), (312, 80860), (338, 74640), (390, 64688), (416, 60645), (480, 52559), (507, 49760), (520, 48516), (622, 40560), (624, 40430), (676, 37320), (780, 32344), (845, 29856), (933, 27040), (1014, 24880), (1040, 24258), (1244, 20280), (1248, 20215), (1352, 18660), (1555, 16224), (1560, 16172), (1690, 14928), (1866, 13520), (2028, 12440), (2080, 12129), (2488, 10140), (2535, 9952), (2704, 9330), (3110, 8112), (3120, 8086), (3380, 7464), (3732, 6760), (4043, 6240), (4056, 6220), (4665, 5408), (4976, 5070)]