25710420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1187}}^1$

素因数の和:1237

約数の個数: 72

約数和(自身を含む): 76041504

約数和(自身を除く): 50331084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1187, 1444, 1805, 2166, 2374, 3561, 3610, 4332, 4748, 5415, 5935, 7122, 7220, 10830, 11870, 14244, 17805, 21660, 22553, 23740, 35610, 45106, 67659, 71220, 90212, 112765, 135318, 225530, 270636, 338295, 428507, 451060, 676590, 857014, 1285521, 1353180, 1714028, 2142535, 2571042, 4285070, 5142084, 6427605, 8570140, 12855210, 25710420]

約数ペア:

[(1, 25710420), (2, 12855210), (3, 8570140), (4, 6427605), (5, 5142084), (6, 4285070), (10, 2571042), (12, 2142535), (15, 1714028), (19, 1353180), (20, 1285521), (30, 857014), (38, 676590), (57, 451060), (60, 428507), (76, 338295), (95, 270636), (114, 225530), (190, 135318), (228, 112765), (285, 90212), (361, 71220), (380, 67659), (570, 45106), (722, 35610), (1083, 23740), (1140, 22553), (1187, 21660), (1444, 17805), (1805, 14244), (2166, 11870), (2374, 10830), (3561, 7220), (3610, 7122), (4332, 5935), (4748, 5415)]