27308225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 41902080

約数和(自身を除く): 14593855

約数列:

[1, 5, 7, 19, 25, 35, 43, 95, 133, 175, 191, 215, 301, 475, 665, 817, 955, 1075, 1337, 1505, 3325, 3629, 4085, 4775, 5719, 6685, 7525, 8213, 18145, 20425, 25403, 28595, 33425, 41065, 57491, 90725, 127015, 142975, 156047, 205325, 287455, 635075, 780235, 1092329, 1437275, 3901175, 5461645, 27308225]

約数ペア:

[(1, 27308225), (5, 5461645), (7, 3901175), (19, 1437275), (25, 1092329), (35, 780235), (43, 635075), (95, 287455), (133, 205325), (175, 156047), (191, 142975), (215, 127015), (301, 90725), (475, 57491), (665, 41065), (817, 33425), (955, 28595), (1075, 25403), (1337, 20425), (1505, 18145), (3325, 8213), (3629, 7525), (4085, 6685), (4775, 5719)]