25509780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7459}}^1$

素因数の和:7493

約数の個数: 72

約数和(自身を含む): 81463200

約数和(自身を除く): 55953420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 7459, 14918, 22377, 29836, 37295, 44754, 67131, 74590, 89508, 111885, 134262, 141721, 149180, 223770, 268524, 283442, 335655, 425163, 447540, 566884, 671310, 708605, 850326, 1275489, 1342620, 1417210, 1700652, 2125815, 2550978, 2834420, 4251630, 5101956, 6377445, 8503260, 12754890, 25509780]

約数ペア:

[(1, 25509780), (2, 12754890), (3, 8503260), (4, 6377445), (5, 5101956), (6, 4251630), (9, 2834420), (10, 2550978), (12, 2125815), (15, 1700652), (18, 1417210), (19, 1342620), (20, 1275489), (30, 850326), (36, 708605), (38, 671310), (45, 566884), (57, 447540), (60, 425163), (76, 335655), (90, 283442), (95, 268524), (114, 223770), (171, 149180), (180, 141721), (190, 134262), (228, 111885), (285, 89508), (342, 74590), (380, 67131), (570, 44754), (684, 37295), (855, 29836), (1140, 22377), (1710, 14918), (3420, 7459)]