25411140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1787}}^1$

素因数の和:1881

約数の個数: 72

約数和(自身を含む): 78099840

約数和(自身を除く): 52688700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 1787, 2370, 2844, 3555, 3574, 4740, 5361, 7110, 7148, 8935, 10722, 14220, 16083, 17870, 21444, 26805, 32166, 35740, 53610, 64332, 80415, 107220, 141173, 160830, 282346, 321660, 423519, 564692, 705865, 847038, 1270557, 1411730, 1694076, 2117595, 2541114, 2823460, 4235190, 5082228, 6352785, 8470380, 12705570, 25411140]

約数ペア:

[(1, 25411140), (2, 12705570), (3, 8470380), (4, 6352785), (5, 5082228), (6, 4235190), (9, 2823460), (10, 2541114), (12, 2117595), (15, 1694076), (18, 1411730), (20, 1270557), (30, 847038), (36, 705865), (45, 564692), (60, 423519), (79, 321660), (90, 282346), (158, 160830), (180, 141173), (237, 107220), (316, 80415), (395, 64332), (474, 53610), (711, 35740), (790, 32166), (948, 26805), (1185, 21444), (1422, 17870), (1580, 16083), (1787, 14220), (2370, 10722), (2844, 8935), (3555, 7148), (3574, 7110), (4740, 5361)]